Home / 1,250.44-1,871.20-1,180.17

Finding the Fourth Proportional to 1,250.44, 1,871.20 and 1,180.17

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Solution

The fourth proportional to 1,250.44, 1,871.20 and 1,180.17 is: 1,766.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.44 : 1,871.20 = 1,180.17 : x
  2. Step 2: Convert to fraction form
    1,250.44/1,871.20 = 1,180.17/x
  3. Step 3: Cross multiply
    1,250.44x = 1,871.20 × 1,180.17
  4. Step 4: Simplify right side
    1,250.44x = 2,208,335.58
  5. Step 5: Solve for x
    x = 2,208,335.58/1,250.44
  6. Step 6: Final answer
    x = 1,766.05

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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.