Home / 2,719,233.28-4,078,614.08-1,279,575.04

Finding the Fourth Proportional to 2,719,233.28, 4,078,614.08 and 1,279,575.04

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Solution

The fourth proportional to 2,719,233.28, 4,078,614.08 and 1,279,575.04 is: 1,919,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,719,233.28 : 4,078,614.08 = 1,279,575.04 : x
  2. Step 2: Convert to fraction form
    2,719,233.28/4,078,614.08 = 1,279,575.04/x
  3. Step 3: Cross multiply
    2,719,233.28x = 4,078,614.08 × 1,279,575.04
  4. Step 4: Simplify right side
    2,719,233.28x = 5,218,892,774,560.56
  5. Step 5: Solve for x
    x = 5,218,892,774,560.56/2,719,233.28
  6. Step 6: Final answer
    x = 1,919,251.58

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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.