Finding the Fourth Proportional to 3,757,909.12, 5,637,565.92 and 1,708,720.18
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Solution
The fourth proportional to 3,757,909.12, 5,637,565.92 and 1,708,720.18 is: 2,563,399.58
Step by Step Solution
- Step 1: Write the proportion equation
3,757,909.12 : 5,637,565.92 = 1,708,720.18 : x - Step 2: Convert to fraction form
3,757,909.12/5,637,565.92 = 1,708,720.18/x - Step 3: Cross multiply
3,757,909.12x = 5,637,565.92 × 1,708,720.18 - Step 4: Simplify right side
3,757,909.12x = 9,633,022,653,584.27 - Step 5: Solve for x
x = 9,633,022,653,584.27/3,757,909.12 - Step 6: Final answer
x = 2,563,399.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.