Home / 3,942,220.80-5,913,331.20-3,676,500.30

Finding the Fourth Proportional to 3,942,220.80, 5,913,331.20 and 3,676,500.30

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Solution

The fourth proportional to 3,942,220.80, 5,913,331.20 and 3,676,500.30 is: 5,514,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,942,220.80 : 5,913,331.20 = 3,676,500.30 : x
  2. Step 2: Convert to fraction form
    3,942,220.80/5,913,331.20 = 3,676,500.30/x
  3. Step 3: Cross multiply
    3,942,220.80x = 5,913,331.20 × 3,676,500.30
  4. Step 4: Simplify right side
    3,942,220.80x = 21,740,363,930,799.36
  5. Step 5: Solve for x
    x = 21,740,363,930,799.36/3,942,220.80
  6. Step 6: Final answer
    x = 5,514,750.45

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Double scale
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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.