Home / 3,680,432.88-5,520,723.15-984,753.78

Finding the Fourth Proportional to 3,680,432.88, 5,520,723.15 and 984,753.78

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Solution

The fourth proportional to 3,680,432.88, 5,520,723.15 and 984,753.78 is: 1,477,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680,432.88 : 5,520,723.15 = 984,753.78 : x
  2. Step 2: Convert to fraction form
    3,680,432.88/5,520,723.15 = 984,753.78/x
  3. Step 3: Cross multiply
    3,680,432.88x = 5,520,723.15 × 984,753.78
  4. Step 4: Simplify right side
    3,680,432.88x = 5,436,552,990,296.01
  5. Step 5: Solve for x
    x = 5,436,552,990,296.01/3,680,432.88
  6. Step 6: Final answer
    x = 1,477,150.42

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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.