Home / 2,679,432.30-4,019,148.45-2,474,145.90

Finding the Fourth Proportional to 2,679,432.30, 4,019,148.45 and 2,474,145.90

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Solution

The fourth proportional to 2,679,432.30, 4,019,148.45 and 2,474,145.90 is: 3,711,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,679,432.30 : 4,019,148.45 = 2,474,145.90 : x
  2. Step 2: Convert to fraction form
    2,679,432.30/4,019,148.45 = 2,474,145.90/x
  3. Step 3: Cross multiply
    2,679,432.30x = 4,019,148.45 × 2,474,145.90
  4. Step 4: Simplify right side
    2,679,432.30x = 9,943,959,659,058.86
  5. Step 5: Solve for x
    x = 9,943,959,659,058.86/2,679,432.30
  6. Step 6: Final answer
    x = 3,711,218.85

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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.