Home / 1,328,593.38-1,832,640.57-946,743.54

Finding the Fourth Proportional to 1,328,593.38, 1,832,640.57 and 946,743.54

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Solution

The fourth proportional to 1,328,593.38, 1,832,640.57 and 946,743.54 is: 1,305,922.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,593.38 : 1,832,640.57 = 946,743.54 : x
  2. Step 2: Convert to fraction form
    1,328,593.38/1,832,640.57 = 946,743.54/x
  3. Step 3: Cross multiply
    1,328,593.38x = 1,832,640.57 × 946,743.54
  4. Step 4: Simplify right side
    1,328,593.38x = 1,735,040,620,789.42
  5. Step 5: Solve for x
    x = 1,735,040,620,789.42/1,328,593.38
  6. Step 6: Final answer
    x = 1,305,922.98

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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.