Home / 3,811,759.86-5,260,213.24-2,180,164.92

Finding the Fourth Proportional to 3,811,759.86, 5,260,213.24 and 2,180,164.92

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Solution

The fourth proportional to 3,811,759.86, 5,260,213.24 and 2,180,164.92 is: 3,008,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,811,759.86 : 5,260,213.24 = 2,180,164.92 : x
  2. Step 2: Convert to fraction form
    3,811,759.86/5,260,213.24 = 2,180,164.92/x
  3. Step 3: Cross multiply
    3,811,759.86x = 5,260,213.24 × 2,180,164.92
  4. Step 4: Simplify right side
    3,811,759.86x = 11,468,132,352,391.33
  5. Step 5: Solve for x
    x = 11,468,132,352,391.33/3,811,759.86
  6. Step 6: Final answer
    x = 3,008,618.79

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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.