Home / 2,469,951.28-3,406,951.12-1,981,093.80

Finding the Fourth Proportional to 2,469,951.28, 3,406,951.12 and 1,981,093.80

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Solution

The fourth proportional to 2,469,951.28, 3,406,951.12 and 1,981,093.80 is: 2,732,640.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,469,951.28 : 3,406,951.12 = 1,981,093.80 : x
  2. Step 2: Convert to fraction form
    2,469,951.28/3,406,951.12 = 1,981,093.80/x
  3. Step 3: Cross multiply
    2,469,951.28x = 3,406,951.12 × 1,981,093.80
  4. Step 4: Simplify right side
    2,469,951.28x = 6,749,489,740,735.06
  5. Step 5: Solve for x
    x = 6,749,489,740,735.06/2,469,951.28
  6. Step 6: Final answer
    x = 2,732,640.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.