Home / 1,246,501.20-1,868,439.60-488,049.60

Finding the Fourth Proportional to 1,246,501.20, 1,868,439.60 and 488,049.60

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Solution

The fourth proportional to 1,246,501.20, 1,868,439.60 and 488,049.60 is: 731,560.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,501.20 : 1,868,439.60 = 488,049.60 : x
  2. Step 2: Convert to fraction form
    1,246,501.20/1,868,439.60 = 488,049.60/x
  3. Step 3: Cross multiply
    1,246,501.20x = 1,868,439.60 × 488,049.60
  4. Step 4: Simplify right side
    1,246,501.20x = 911,891,199,404.16
  5. Step 5: Solve for x
    x = 911,891,199,404.16/1,246,501.20
  6. Step 6: Final answer
    x = 731,560.63

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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.