Finding the Fourth Proportional to 1,172,799.71, 1,755,882.16 and 745,275.84
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Solution
The fourth proportional to 1,172,799.71, 1,755,882.16 and 745,275.84 is: 1,115,805.65
Step by Step Solution
- Step 1: Write the proportion equation
1,172,799.71 : 1,755,882.16 = 745,275.84 : x - Step 2: Convert to fraction form
1,172,799.71/1,755,882.16 = 745,275.84/x - Step 3: Cross multiply
1,172,799.71x = 1,755,882.16 × 745,275.84 - Step 4: Simplify right side
1,172,799.71x = 1,308,616,543,287.27 - Step 5: Solve for x
x = 1,308,616,543,287.27/1,172,799.71 - Step 6: Final answer
x = 1,115,805.65
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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.