Home / 3,503,999.60-5,255,999.40-979,650.80

Finding the Fourth Proportional to 3,503,999.60, 5,255,999.40 and 979,650.80

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Solution

The fourth proportional to 3,503,999.60, 5,255,999.40 and 979,650.80 is: 1,469,476.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,503,999.60 : 5,255,999.40 = 979,650.80 : x
  2. Step 2: Convert to fraction form
    3,503,999.60/5,255,999.40 = 979,650.80/x
  3. Step 3: Cross multiply
    3,503,999.60x = 5,255,999.40 × 979,650.80
  4. Step 4: Simplify right side
    3,503,999.60x = 5,149,044,017,009.52
  5. Step 5: Solve for x
    x = 5,149,044,017,009.52/3,503,999.60
  6. Step 6: Final answer
    x = 1,469,476.20

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Similar ratio
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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.