Home / 1,338,183.81-1,846,644.17-726,323.40

Finding the Fourth Proportional to 1,338,183.81, 1,846,644.17 and 726,323.40

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Solution

The fourth proportional to 1,338,183.81, 1,846,644.17 and 726,323.40 is: 1,002,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,183.81 : 1,846,644.17 = 726,323.40 : x
  2. Step 2: Convert to fraction form
    1,338,183.81/1,846,644.17 = 726,323.40/x
  3. Step 3: Cross multiply
    1,338,183.81x = 1,846,644.17 × 726,323.40
  4. Step 4: Simplify right side
    1,338,183.81x = 1,341,260,868,512.96
  5. Step 5: Solve for x
    x = 1,341,260,868,512.96/1,338,183.81
  6. Step 6: Final answer
    x = 1,002,299.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.