Home / 2,188,171.92-3,283,723.62-768,232.20

Finding the Fourth Proportional to 2,188,171.92, 3,283,723.62 and 768,232.20

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Solution

The fourth proportional to 2,188,171.92, 3,283,723.62 and 768,232.20 is: 1,152,862.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,171.92 : 3,283,723.62 = 768,232.20 : x
  2. Step 2: Convert to fraction form
    2,188,171.92/3,283,723.62 = 768,232.20/x
  3. Step 3: Cross multiply
    2,188,171.92x = 3,283,723.62 × 768,232.20
  4. Step 4: Simplify right side
    2,188,171.92x = 2,522,662,220,784.56
  5. Step 5: Solve for x
    x = 2,522,662,220,784.56/2,188,171.92
  6. Step 6: Final answer
    x = 1,152,862.90

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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.