Home / 3,981,425.80-5,972,138.70-2,183,614.60

Finding the Fourth Proportional to 3,981,425.80, 5,972,138.70 and 2,183,614.60

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Solution

The fourth proportional to 3,981,425.80, 5,972,138.70 and 2,183,614.60 is: 3,275,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,425.80 : 5,972,138.70 = 2,183,614.60 : x
  2. Step 2: Convert to fraction form
    3,981,425.80/5,972,138.70 = 2,183,614.60/x
  3. Step 3: Cross multiply
    3,981,425.80x = 5,972,138.70 × 2,183,614.60
  4. Step 4: Simplify right side
    3,981,425.80x = 13,040,849,258,545.02
  5. Step 5: Solve for x
    x = 13,040,849,258,545.02/3,981,425.80
  6. Step 6: Final answer
    x = 3,275,421.90

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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.