Home / 970,747.76-1,456,121.64-969,345.92

Finding the Fourth Proportional to 970,747.76, 1,456,121.64 and 969,345.92

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Solution

The fourth proportional to 970,747.76, 1,456,121.64 and 969,345.92 is: 1,454,018.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,747.76 : 1,456,121.64 = 969,345.92 : x
  2. Step 2: Convert to fraction form
    970,747.76/1,456,121.64 = 969,345.92/x
  3. Step 3: Cross multiply
    970,747.76x = 1,456,121.64 × 969,345.92
  4. Step 4: Simplify right side
    970,747.76x = 1,411,485,570,757.71
  5. Step 5: Solve for x
    x = 1,411,485,570,757.71/970,747.76
  6. Step 6: Final answer
    x = 1,454,018.88

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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.