Home / 4,520,650.64-6,781,909.82-1,488,198.78

Finding the Fourth Proportional to 4,520,650.64, 6,781,909.82 and 1,488,198.78

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Solution

The fourth proportional to 4,520,650.64, 6,781,909.82 and 1,488,198.78 is: 2,232,605.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520,650.64 : 6,781,909.82 = 1,488,198.78 : x
  2. Step 2: Convert to fraction form
    4,520,650.64/6,781,909.82 = 1,488,198.78/x
  3. Step 3: Cross multiply
    4,520,650.64x = 6,781,909.82 × 1,488,198.78
  4. Step 4: Simplify right side
    4,520,650.64x = 10,092,829,912,753.03
  5. Step 5: Solve for x
    x = 10,092,829,912,753.03/4,520,650.64
  6. Step 6: Final answer
    x = 2,232,605.60

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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.