Home / 1,456.46-2,175.38-1,262.06

Finding the Fourth Proportional to 1,456.46, 2,175.38 and 1,262.06

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Solution

The fourth proportional to 1,456.46, 2,175.38 and 1,262.06 is: 1,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456.46 : 2,175.38 = 1,262.06 : x
  2. Step 2: Convert to fraction form
    1,456.46/2,175.38 = 1,262.06/x
  3. Step 3: Cross multiply
    1,456.46x = 2,175.38 × 1,262.06
  4. Step 4: Simplify right side
    1,456.46x = 2,745,442.90
  5. Step 5: Solve for x
    x = 2,745,442.90/1,456.46
  6. Step 6: Final answer
    x = 1,885.02

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.