Home / 3,238,641.60-4,857,962.40-3,191,402.40

Finding the Fourth Proportional to 3,238,641.60, 4,857,962.40 and 3,191,402.40

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Solution

The fourth proportional to 3,238,641.60, 4,857,962.40 and 3,191,402.40 is: 4,787,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,641.60 : 4,857,962.40 = 3,191,402.40 : x
  2. Step 2: Convert to fraction form
    3,238,641.60/4,857,962.40 = 3,191,402.40/x
  3. Step 3: Cross multiply
    3,238,641.60x = 4,857,962.40 × 3,191,402.40
  4. Step 4: Simplify right side
    3,238,641.60x = 15,503,712,862,469.76
  5. Step 5: Solve for x
    x = 15,503,712,862,469.76/3,238,641.60
  6. Step 6: Final answer
    x = 4,787,103.60

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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.