Home / 4,522,515.60-6,781,805.10-1,488,709.20

Finding the Fourth Proportional to 4,522,515.60, 6,781,805.10 and 1,488,709.20

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Solution

The fourth proportional to 4,522,515.60, 6,781,805.10 and 1,488,709.20 is: 2,232,415.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,522,515.60 : 6,781,805.10 = 1,488,709.20 : x
  2. Step 2: Convert to fraction form
    4,522,515.60/6,781,805.10 = 1,488,709.20/x
  3. Step 3: Cross multiply
    4,522,515.60x = 6,781,805.10 × 1,488,709.20
  4. Step 4: Simplify right side
    4,522,515.60x = 10,096,135,644,976.92
  5. Step 5: Solve for x
    x = 10,096,135,644,976.92/4,522,515.60
  6. Step 6: Final answer
    x = 2,232,415.88

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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.