Home / 1,082,937.38-1,491,115.57-961,868.30

Finding the Fourth Proportional to 1,082,937.38, 1,491,115.57 and 961,868.30

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Solution

The fourth proportional to 1,082,937.38, 1,491,115.57 and 961,868.30 is: 1,324,413.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,937.38 : 1,491,115.57 = 961,868.30 : x
  2. Step 2: Convert to fraction form
    1,082,937.38/1,491,115.57 = 961,868.30/x
  3. Step 3: Cross multiply
    1,082,937.38x = 1,491,115.57 × 961,868.30
  4. Step 4: Simplify right side
    1,082,937.38x = 1,434,256,788,559.18
  5. Step 5: Solve for x
    x = 1,434,256,788,559.18/1,082,937.38
  6. Step 6: Final answer
    x = 1,324,413.42

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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.