Home / 3,025,620.80-4,538,431.20-1,132,116.20

Finding the Fourth Proportional to 3,025,620.80, 4,538,431.20 and 1,132,116.20

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Solution

The fourth proportional to 3,025,620.80, 4,538,431.20 and 1,132,116.20 is: 1,698,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025,620.80 : 4,538,431.20 = 1,132,116.20 : x
  2. Step 2: Convert to fraction form
    3,025,620.80/4,538,431.20 = 1,132,116.20/x
  3. Step 3: Cross multiply
    3,025,620.80x = 4,538,431.20 × 1,132,116.20
  4. Step 4: Simplify right side
    3,025,620.80x = 5,138,031,484,105.44
  5. Step 5: Solve for x
    x = 5,138,031,484,105.44/3,025,620.80
  6. Step 6: Final answer
    x = 1,698,174.30

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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.