Finding the Fourth Proportional to 3,670,712.55, 5,065,726.97 and 2,511,589.97
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Solution
The fourth proportional to 3,670,712.55, 5,065,726.97 and 2,511,589.97 is: 3,466,092.45
Step by Step Solution
- Step 1: Write the proportion equation
3,670,712.55 : 5,065,726.97 = 2,511,589.97 : x - Step 2: Convert to fraction form
3,670,712.55/5,065,726.97 = 2,511,589.97/x - Step 3: Cross multiply
3,670,712.55x = 5,065,726.97 × 2,511,589.97 - Step 4: Simplify right side
3,670,712.55x = 12,723,029,067,553.79 - Step 5: Solve for x
x = 12,723,029,067,553.79/3,670,712.55 - Step 6: Final answer
x = 3,466,092.45
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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.