Home / 2,479.24-3,719.22-1,180.44

Finding the Fourth Proportional to 2,479.24, 3,719.22 and 1,180.44

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Solution

The fourth proportional to 2,479.24, 3,719.22 and 1,180.44 is: 1,770.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,479.24 : 3,719.22 = 1,180.44 : x
  2. Step 2: Convert to fraction form
    2,479.24/3,719.22 = 1,180.44/x
  3. Step 3: Cross multiply
    2,479.24x = 3,719.22 × 1,180.44
  4. Step 4: Simplify right side
    2,479.24x = 4,390,316.06
  5. Step 5: Solve for x
    x = 4,390,316.06/2,479.24
  6. Step 6: Final answer
    x = 1,770.83

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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.