Home / 726,687.68-1,096,857.21-726,687.68

Finding the Fourth Proportional to 726,687.68, 1,096,857.21 and 726,687.68

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Solution

The fourth proportional to 726,687.68, 1,096,857.21 and 726,687.68 is: 1,096,857.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,687.68 : 1,096,857.21 = 726,687.68 : x
  2. Step 2: Convert to fraction form
    726,687.68/1,096,857.21 = 726,687.68/x
  3. Step 3: Cross multiply
    726,687.68x = 1,096,857.21 × 726,687.68
  4. Step 4: Simplify right side
    726,687.68x = 797,072,618,466.97
  5. Step 5: Solve for x
    x = 797,072,618,466.97/726,687.68
  6. Step 6: Final answer
    x = 1,096,857.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.