Finding the Fourth Proportional to 1,330,286.26, 1,835,726.61 and 726,557.62
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Solution
The fourth proportional to 1,330,286.26, 1,835,726.61 and 726,557.62 is: 1,002,612.14
Step by Step Solution
- Step 1: Write the proportion equation
1,330,286.26 : 1,835,726.61 = 726,557.62 : x - Step 2: Convert to fraction form
1,330,286.26/1,835,726.61 = 726,557.62/x - Step 3: Cross multiply
1,330,286.26x = 1,835,726.61 × 726,557.62 - Step 4: Simplify right side
1,330,286.26x = 1,333,761,156,732.27 - Step 5: Solve for x
x = 1,333,761,156,732.27/1,330,286.26 - Step 6: Final answer
x = 1,002,612.14
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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.