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Finding the Fourth Proportional to 5,984,691.40, 8,978,298.04 and 1,940,863.90

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Solution

The fourth proportional to 5,984,691.40, 8,978,298.04 and 1,940,863.90 is: 2,911,704.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984,691.40 : 8,978,298.04 = 1,940,863.90 : x
  2. Step 2: Convert to fraction form
    5,984,691.40/8,978,298.04 = 1,940,863.90/x
  3. Step 3: Cross multiply
    5,984,691.40x = 8,978,298.04 × 1,940,863.90
  4. Step 4: Simplify right side
    5,984,691.40x = 17,425,654,549,276.75
  5. Step 5: Solve for x
    x = 17,425,654,549,276.75/5,984,691.40
  6. Step 6: Final answer
    x = 2,911,704.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.