Home / 3,723,439.88-5,138,764.10-2,254,158.28

Finding the Fourth Proportional to 3,723,439.88, 5,138,764.10 and 2,254,158.28

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Solution

The fourth proportional to 3,723,439.88, 5,138,764.10 and 2,254,158.28 is: 3,110,990.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723,439.88 : 5,138,764.10 = 2,254,158.28 : x
  2. Step 2: Convert to fraction form
    3,723,439.88/5,138,764.10 = 2,254,158.28/x
  3. Step 3: Cross multiply
    3,723,439.88x = 5,138,764.10 × 2,254,158.28
  4. Step 4: Simplify right side
    3,723,439.88x = 11,583,587,644,981.75
  5. Step 5: Solve for x
    x = 11,583,587,644,981.75/3,723,439.88
  6. Step 6: Final answer
    x = 3,110,990.92

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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.