Home / 3,522,778.32-4,861,433.88-1,995,180.72

Finding the Fourth Proportional to 3,522,778.32, 4,861,433.88 and 1,995,180.72

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Solution

The fourth proportional to 3,522,778.32, 4,861,433.88 and 1,995,180.72 is: 2,753,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,522,778.32 : 4,861,433.88 = 1,995,180.72 : x
  2. Step 2: Convert to fraction form
    3,522,778.32/4,861,433.88 = 1,995,180.72/x
  3. Step 3: Cross multiply
    3,522,778.32x = 4,861,433.88 × 1,995,180.72
  4. Step 4: Simplify right side
    3,522,778.32x = 9,699,439,148,930.79
  5. Step 5: Solve for x
    x = 9,699,439,148,930.79/3,522,778.32
  6. Step 6: Final answer
    x = 2,753,349.28

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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.