Home / 2,940.19-4,404.82-1,480.36

Finding the Fourth Proportional to 2,940.19, 4,404.82 and 1,480.36

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Solution

The fourth proportional to 2,940.19, 4,404.82 and 1,480.36 is: 2,217.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.19 : 4,404.82 = 1,480.36 : x
  2. Step 2: Convert to fraction form
    2,940.19/4,404.82 = 1,480.36/x
  3. Step 3: Cross multiply
    2,940.19x = 4,404.82 × 1,480.36
  4. Step 4: Simplify right side
    2,940.19x = 6,520,719.34
  5. Step 5: Solve for x
    x = 6,520,719.34/2,940.19
  6. Step 6: Final answer
    x = 2,217.79

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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.