Home / 1,244,078.20-1,868,085.60-944,896.60

Finding the Fourth Proportional to 1,244,078.20, 1,868,085.60 and 944,896.60

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Solution

The fourth proportional to 1,244,078.20, 1,868,085.60 and 944,896.60 is: 1,418,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,078.20 : 1,868,085.60 = 944,896.60 : x
  2. Step 2: Convert to fraction form
    1,244,078.20/1,868,085.60 = 944,896.60/x
  3. Step 3: Cross multiply
    1,244,078.20x = 1,868,085.60 × 944,896.60
  4. Step 4: Simplify right side
    1,244,078.20x = 1,765,147,731,948.96
  5. Step 5: Solve for x
    x = 1,765,147,731,948.96/1,244,078.20
  6. Step 6: Final answer
    x = 1,418,839.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.