Finding the Fourth Proportional to 1,067,265.09, 1,472,589.62 and 653,889.14
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Solution
The fourth proportional to 1,067,265.09, 1,472,589.62 and 653,889.14 is: 902,222.29
Step by Step Solution
- Step 1: Write the proportion equation
1,067,265.09 : 1,472,589.62 = 653,889.14 : x - Step 2: Convert to fraction form
1,067,265.09/1,472,589.62 = 653,889.14/x - Step 3: Cross multiply
1,067,265.09x = 1,472,589.62 × 653,889.14 - Step 4: Simplify right side
1,067,265.09x = 962,910,349,562.33 - Step 5: Solve for x
x = 962,910,349,562.33/1,067,265.09 - Step 6: Final answer
x = 902,222.29
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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.