Home / 1,402,092.20-2,103,138.30-503,672.60

Finding the Fourth Proportional to 1,402,092.20, 2,103,138.30 and 503,672.60

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Solution

The fourth proportional to 1,402,092.20, 2,103,138.30 and 503,672.60 is: 755,508.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,092.20 : 2,103,138.30 = 503,672.60 : x
  2. Step 2: Convert to fraction form
    1,402,092.20/2,103,138.30 = 503,672.60/x
  3. Step 3: Cross multiply
    1,402,092.20x = 2,103,138.30 × 503,672.60
  4. Step 4: Simplify right side
    1,402,092.20x = 1,059,293,135,720.58
  5. Step 5: Solve for x
    x = 1,059,293,135,720.58/1,402,092.20
  6. Step 6: Final answer
    x = 755,508.90

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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.