Home / 3,138,615.50-4,707,967-894,753.50

Finding the Fourth Proportional to 3,138,615.50, 4,707,967 and 894,753.50

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Solution

The fourth proportional to 3,138,615.50, 4,707,967 and 894,753.50 is: 1,342,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,615.50 : 4,707,967 = 894,753.50 : x
  2. Step 2: Convert to fraction form
    3,138,615.50/4,707,967 = 894,753.50/x
  3. Step 3: Cross multiply
    3,138,615.50x = 4,707,967 × 894,753.50
  4. Step 4: Simplify right side
    3,138,615.50x = 4,212,469,951,134.50
  5. Step 5: Solve for x
    x = 4,212,469,951,134.50/3,138,615.50
  6. Step 6: Final answer
    x = 1,342,142.72

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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.