Home / 3,321,553.60-4,982,071.20-1,299,404.80

Finding the Fourth Proportional to 3,321,553.60, 4,982,071.20 and 1,299,404.80

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Solution

The fourth proportional to 3,321,553.60, 4,982,071.20 and 1,299,404.80 is: 1,949,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321,553.60 : 4,982,071.20 = 1,299,404.80 : x
  2. Step 2: Convert to fraction form
    3,321,553.60/4,982,071.20 = 1,299,404.80/x
  3. Step 3: Cross multiply
    3,321,553.60x = 4,982,071.20 × 1,299,404.80
  4. Step 4: Simplify right side
    3,321,553.60x = 6,473,727,231,221.76
  5. Step 5: Solve for x
    x = 6,473,727,231,221.76/3,321,553.60
  6. Step 6: Final answer
    x = 1,949,005.80

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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.