Home / 3,942,000.60-5,913,000.90-3,144,839.10

Finding the Fourth Proportional to 3,942,000.60, 5,913,000.90 and 3,144,839.10

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Solution

The fourth proportional to 3,942,000.60, 5,913,000.90 and 3,144,839.10 is: 4,717,258.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,000.60 : 5,913,000.90 = 3,144,839.10 : x
  2. Step 2: Convert to fraction form
    3,942,000.60/5,913,000.90 = 3,144,839.10/x
  3. Step 3: Cross multiply
    3,942,000.60x = 5,913,000.90 × 3,144,839.10
  4. Step 4: Simplify right side
    3,942,000.60x = 18,595,436,428,655.19
  5. Step 5: Solve for x
    x = 18,595,436,428,655.19/3,942,000.60
  6. Step 6: Final answer
    x = 4,717,258.65

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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.