Finding the Fourth Proportional to 2,471,759.12, 3,706,284.09 and 765,428.71
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Solution
The fourth proportional to 2,471,759.12, 3,706,284.09 and 765,428.71 is: 1,147,723.59
Step by Step Solution
- Step 1: Write the proportion equation
2,471,759.12 : 3,706,284.09 = 765,428.71 : x - Step 2: Convert to fraction form
2,471,759.12/3,706,284.09 = 765,428.71/x - Step 3: Cross multiply
2,471,759.12x = 3,706,284.09 × 765,428.71 - Step 4: Simplify right side
2,471,759.12x = 2,836,896,249,902.22 - Step 5: Solve for x
x = 2,836,896,249,902.22/2,471,759.12 - Step 6: Final answer
x = 1,147,723.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.