Home / 1,450.34-2,002.24-1,118.04

Finding the Fourth Proportional to 1,450.34, 2,002.24 and 1,118.04

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Solution

The fourth proportional to 1,450.34, 2,002.24 and 1,118.04 is: 1,543.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450.34 : 2,002.24 = 1,118.04 : x
  2. Step 2: Convert to fraction form
    1,450.34/2,002.24 = 1,118.04/x
  3. Step 3: Cross multiply
    1,450.34x = 2,002.24 × 1,118.04
  4. Step 4: Simplify right side
    1,450.34x = 2,238,584.41
  5. Step 5: Solve for x
    x = 2,238,584.41/1,450.34
  6. Step 6: Final answer
    x = 1,543.49

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.