$400 at 4% interest for 40 years

How much money will your investment be worth if you let the interest grow?
$
%
After investing for 40 years at 4% interest, your $400 investment will have grown to $1,920

How much will savings of $400 be worth in 40 years if invested at a 4.00% interest rate?

This calculator determines the future value of $400 invested for 40 years at a constant yield of 4.00% compounded annually.

Did Albert Einstein really say "Compound interest is the most powerful force in the universe?"
According to Snopes, the answer is probably not.
Growth of $400 at 4% Interest
Year Amount
0 $400.00
1 $416.00
2 $432.64
3 $449.95
4 $467.94
5 $486.66
6 $506.13
7 $526.37
8 $547.43
9 $569.32
10 $592.10
11 $615.78
12 $640.41
13 $666.03
14 $692.67
15 $720.38
16 $749.19
17 $779.16
18 $810.33
19 $842.74
20 $876.45
21 $911.51
22 $947.97
23 $985.89
24 $1,025
25 $1,066
26 $1,109
27 $1,153
28 $1,199
29 $1,247
30 $1,297
31 $1,349
32 $1,403
33 $1,459
34 $1,518
35 $1,578
36 $1,642
37 $1,707
38 $1,776
39 $1,847
40 $1,920
$400 for 40 Years by Interest Rate
Rate Amount
1% $595.55
2% $883.22
3% $1,305
4% $1,920
5% $2,816
6% $4,114
8% $8,690
10% $18,104
12% $37,220
15% $107,145
20% $587,909