Home / 1,451,902.32-2,177,187.12-853,144.92

Finding the Fourth Proportional to 1,451,902.32, 2,177,187.12 and 853,144.92

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Solution

The fourth proportional to 1,451,902.32, 2,177,187.12 and 853,144.92 is: 1,279,325.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,902.32 : 2,177,187.12 = 853,144.92 : x
  2. Step 2: Convert to fraction form
    1,451,902.32/2,177,187.12 = 853,144.92/x
  3. Step 3: Cross multiply
    1,451,902.32x = 2,177,187.12 × 853,144.92
  4. Step 4: Simplify right side
    1,451,902.32x = 1,857,456,131,317.43
  5. Step 5: Solve for x
    x = 1,857,456,131,317.43/1,451,902.32
  6. Step 6: Final answer
    x = 1,279,325.82

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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.