Home / 3,200,127.60-4,800,789.20-1,070,222.88

Finding the Fourth Proportional to 3,200,127.60, 4,800,789.20 and 1,070,222.88

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Solution

The fourth proportional to 3,200,127.60, 4,800,789.20 and 1,070,222.88 is: 1,605,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,200,127.60 : 4,800,789.20 = 1,070,222.88 : x
  2. Step 2: Convert to fraction form
    3,200,127.60/4,800,789.20 = 1,070,222.88/x
  3. Step 3: Cross multiply
    3,200,127.60x = 4,800,789.20 × 1,070,222.88
  4. Step 4: Simplify right side
    3,200,127.60x = 5,137,914,443,896.90
  5. Step 5: Solve for x
    x = 5,137,914,443,896.90/3,200,127.60
  6. Step 6: Final answer
    x = 1,605,534.24

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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.