Home / 1,330,174.38-1,835,640.84-726,562.38

Finding the Fourth Proportional to 1,330,174.38, 1,835,640.84 and 726,562.38

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Solution

The fourth proportional to 1,330,174.38, 1,835,640.84 and 726,562.38 is: 1,002,656.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,174.38 : 1,835,640.84 = 726,562.38 : x
  2. Step 2: Convert to fraction form
    1,330,174.38/1,835,640.84 = 726,562.38/x
  3. Step 3: Cross multiply
    1,330,174.38x = 1,835,640.84 × 726,562.38
  4. Step 4: Simplify right side
    1,330,174.38x = 1,333,707,577,535.60
  5. Step 5: Solve for x
    x = 1,333,707,577,535.60/1,330,174.38
  6. Step 6: Final answer
    x = 1,002,656.19

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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.