Home / 1,410.15-1,947.86-1,082.62

Finding the Fourth Proportional to 1,410.15, 1,947.86 and 1,082.62

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Solution

The fourth proportional to 1,410.15, 1,947.86 and 1,082.62 is: 1,495.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,410.15 : 1,947.86 = 1,082.62 : x
  2. Step 2: Convert to fraction form
    1,410.15/1,947.86 = 1,082.62/x
  3. Step 3: Cross multiply
    1,410.15x = 1,947.86 × 1,082.62
  4. Step 4: Simplify right side
    1,410.15x = 2,108,792.19
  5. Step 5: Solve for x
    x = 2,108,792.19/1,410.15
  6. Step 6: Final answer
    x = 1,495.44

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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.