Home / 2,419.56-3,626.46-1,118.25

Finding the Fourth Proportional to 2,419.56, 3,626.46 and 1,118.25

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Solution

The fourth proportional to 2,419.56, 3,626.46 and 1,118.25 is: 1,676.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419.56 : 3,626.46 = 1,118.25 : x
  2. Step 2: Convert to fraction form
    2,419.56/3,626.46 = 1,118.25/x
  3. Step 3: Cross multiply
    2,419.56x = 3,626.46 × 1,118.25
  4. Step 4: Simplify right side
    2,419.56x = 4,055,288.90
  5. Step 5: Solve for x
    x = 4,055,288.90/2,419.56
  6. Step 6: Final answer
    x = 1,676.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.