Home / 1,103,576.92-1,656,523.68-978,020.44

Finding the Fourth Proportional to 1,103,576.92, 1,656,523.68 and 978,020.44

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Solution

The fourth proportional to 1,103,576.92, 1,656,523.68 and 978,020.44 is: 1,468,057.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,576.92 : 1,656,523.68 = 978,020.44 : x
  2. Step 2: Convert to fraction form
    1,103,576.92/1,656,523.68 = 978,020.44/x
  3. Step 3: Cross multiply
    1,103,576.92x = 1,656,523.68 × 978,020.44
  4. Step 4: Simplify right side
    1,103,576.92x = 1,620,114,018,384.02
  5. Step 5: Solve for x
    x = 1,620,114,018,384.02/1,103,576.92
  6. Step 6: Final answer
    x = 1,468,057.18

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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.