Home / 3,192,484.85-4,398,143.42-2,223,862.55

Finding the Fourth Proportional to 3,192,484.85, 4,398,143.42 and 2,223,862.55

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Solution

The fourth proportional to 3,192,484.85, 4,398,143.42 and 2,223,862.55 is: 3,063,715.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,192,484.85 : 4,398,143.42 = 2,223,862.55 : x
  2. Step 2: Convert to fraction form
    3,192,484.85/4,398,143.42 = 2,223,862.55/x
  3. Step 3: Cross multiply
    3,192,484.85x = 4,398,143.42 × 2,223,862.55
  4. Step 4: Simplify right side
    3,192,484.85x = 9,780,866,419,276.20
  5. Step 5: Solve for x
    x = 9,780,866,419,276.20/3,192,484.85
  6. Step 6: Final answer
    x = 3,063,715.85

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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.