Home / 1,236,147.60-1,853,760.60-488,038.80

Finding the Fourth Proportional to 1,236,147.60, 1,853,760.60 and 488,038.80

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Solution

The fourth proportional to 1,236,147.60, 1,853,760.60 and 488,038.80 is: 731,876.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,147.60 : 1,853,760.60 = 488,038.80 : x
  2. Step 2: Convert to fraction form
    1,236,147.60/1,853,760.60 = 488,038.80/x
  3. Step 3: Cross multiply
    1,236,147.60x = 1,853,760.60 × 488,038.80
  4. Step 4: Simplify right side
    1,236,147.60x = 904,707,098,711.28
  5. Step 5: Solve for x
    x = 904,707,098,711.28/1,236,147.60
  6. Step 6: Final answer
    x = 731,876.27

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1.5x scale

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.