Home / 3,896,494.05-5,377,327.85-2,177,614.52

Finding the Fourth Proportional to 3,896,494.05, 5,377,327.85 and 2,177,614.52

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Solution

The fourth proportional to 3,896,494.05, 5,377,327.85 and 2,177,614.52 is: 3,005,200.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,494.05 : 5,377,327.85 = 2,177,614.52 : x
  2. Step 2: Convert to fraction form
    3,896,494.05/5,377,327.85 = 2,177,614.52/x
  3. Step 3: Cross multiply
    3,896,494.05x = 5,377,327.85 × 2,177,614.52
  4. Step 4: Simplify right side
    3,896,494.05x = 11,709,747,183,517.78
  5. Step 5: Solve for x
    x = 11,709,747,183,517.78/3,896,494.05
  6. Step 6: Final answer
    x = 3,005,200.84

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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.