Finding the Fourth Proportional to 3,713,787.96, 5,124,770.77 and 2,059,778.99
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Solution
The fourth proportional to 3,713,787.96, 5,124,770.77 and 2,059,778.99 is: 2,842,352.68
Step by Step Solution
- Step 1: Write the proportion equation
3,713,787.96 : 5,124,770.77 = 2,059,778.99 : x - Step 2: Convert to fraction form
3,713,787.96/5,124,770.77 = 2,059,778.99/x - Step 3: Cross multiply
3,713,787.96x = 5,124,770.77 × 2,059,778.99 - Step 4: Simplify right side
3,713,787.96x = 10,555,895,160,612.12 - Step 5: Solve for x
x = 10,555,895,160,612.12/3,713,787.96 - Step 6: Final answer
x = 2,842,352.68
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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.