Home / 2,417.55-3,626.51-1,119.03

Finding the Fourth Proportional to 2,417.55, 3,626.51 and 1,119.03

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Solution

The fourth proportional to 2,417.55, 3,626.51 and 1,119.03 is: 1,678.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.55 : 3,626.51 = 1,119.03 : x
  2. Step 2: Convert to fraction form
    2,417.55/3,626.51 = 1,119.03/x
  3. Step 3: Cross multiply
    2,417.55x = 3,626.51 × 1,119.03
  4. Step 4: Simplify right side
    2,417.55x = 4,058,167.89
  5. Step 5: Solve for x
    x = 4,058,167.89/2,417.55
  6. Step 6: Final answer
    x = 1,678.63

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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.