Home / 2,981,383.20-4,474,300.68-2,214,651.38

Finding the Fourth Proportional to 2,981,383.20, 4,474,300.68 and 2,214,651.38

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Solution

The fourth proportional to 2,981,383.20, 4,474,300.68 and 2,214,651.38 is: 3,323,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,383.20 : 4,474,300.68 = 2,214,651.38 : x
  2. Step 2: Convert to fraction form
    2,981,383.20/4,474,300.68 = 2,214,651.38/x
  3. Step 3: Cross multiply
    2,981,383.20x = 4,474,300.68 × 2,214,651.38
  4. Step 4: Simplify right side
    2,981,383.20x = 9,909,016,153,125.43
  5. Step 5: Solve for x
    x = 9,909,016,153,125.43/2,981,383.20
  6. Step 6: Final answer
    x = 3,323,630.51

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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.