Home / 3,906,471.24-5,391,269.46-2,187,560.52

Finding the Fourth Proportional to 3,906,471.24, 5,391,269.46 and 2,187,560.52

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Solution

The fourth proportional to 3,906,471.24, 5,391,269.46 and 2,187,560.52 is: 3,019,023.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,906,471.24 : 5,391,269.46 = 2,187,560.52 : x
  2. Step 2: Convert to fraction form
    3,906,471.24/5,391,269.46 = 2,187,560.52/x
  3. Step 3: Cross multiply
    3,906,471.24x = 5,391,269.46 × 2,187,560.52
  4. Step 4: Simplify right side
    3,906,471.24x = 11,793,728,223,377.72
  5. Step 5: Solve for x
    x = 11,793,728,223,377.72/3,906,471.24
  6. Step 6: Final answer
    x = 3,019,023.44

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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.