Finding the Fourth Proportional to 3,915,625.70, 5,873,438.55 and 2,852,743.70
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Solution
The fourth proportional to 3,915,625.70, 5,873,438.55 and 2,852,743.70 is: 4,279,115.55
Step by Step Solution
- Step 1: Write the proportion equation
3,915,625.70 : 5,873,438.55 = 2,852,743.70 : x - Step 2: Convert to fraction form
3,915,625.70/5,873,438.55 = 2,852,743.70/x - Step 3: Cross multiply
3,915,625.70x = 5,873,438.55 × 2,852,743.70 - Step 4: Simplify right side
3,915,625.70x = 16,755,414,820,849.63 - Step 5: Solve for x
x = 16,755,414,820,849.63/3,915,625.70 - Step 6: Final answer
x = 4,279,115.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.