Home / 4,857,489.60-7,280,402.40-2,016,139.20

Finding the Fourth Proportional to 4,857,489.60, 7,280,402.40 and 2,016,139.20

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Solution

The fourth proportional to 4,857,489.60, 7,280,402.40 and 2,016,139.20 is: 3,021,788.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857,489.60 : 7,280,402.40 = 2,016,139.20 : x
  2. Step 2: Convert to fraction form
    4,857,489.60/7,280,402.40 = 2,016,139.20/x
  3. Step 3: Cross multiply
    4,857,489.60x = 7,280,402.40 × 2,016,139.20
  4. Step 4: Simplify right side
    4,857,489.60x = 14,678,304,670,414.08
  5. Step 5: Solve for x
    x = 14,678,304,670,414.08/4,857,489.60
  6. Step 6: Final answer
    x = 3,021,788.18

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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.