(1+r)3=1.728

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Solution for (1+r)3=1.728 equation:


Simplifying
(1 + r) * 3 = 1.728

Reorder the terms for easier multiplication:
3(1 + r) = 1.728
(1 * 3 + r * 3) = 1.728
(3 + 3r) = 1.728

Solving
3 + 3r = 1.728

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + 3r = 1.728 + -3

Combine like terms: 3 + -3 = 0
0 + 3r = 1.728 + -3
3r = 1.728 + -3

Combine like terms: 1.728 + -3 = -1.272
3r = -1.272

Divide each side by '3'.
r = -0.424

Simplifying
r = -0.424

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