Finding the Fourth Proportional to 1,344,553.68, 1,855,460.28 and 732,711.92
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Solution
The fourth proportional to 1,344,553.68, 1,855,460.28 and 732,711.92 is: 1,011,129.48
Step by Step Solution
- Step 1: Write the proportion equation
1,344,553.68 : 1,855,460.28 = 732,711.92 : x - Step 2: Convert to fraction form
1,344,553.68/1,855,460.28 = 732,711.92/x - Step 3: Cross multiply
1,344,553.68x = 1,855,460.28 × 732,711.92 - Step 4: Simplify right side
1,344,553.68x = 1,359,517,864,242.54 - Step 5: Solve for x
x = 1,359,517,864,242.54/1,344,553.68 - Step 6: Final answer
x = 1,011,129.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.