Home / 934,131.40-1,396,078.82-681,942.96

Finding the Fourth Proportional to 934,131.40, 1,396,078.82 and 681,942.96

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Solution

The fourth proportional to 934,131.40, 1,396,078.82 and 681,942.96 is: 1,019,177.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    934,131.40 : 1,396,078.82 = 681,942.96 : x
  2. Step 2: Convert to fraction form
    934,131.40/1,396,078.82 = 681,942.96/x
  3. Step 3: Cross multiply
    934,131.40x = 1,396,078.82 × 681,942.96
  4. Step 4: Simplify right side
    934,131.40x = 952,046,122,904.11
  5. Step 5: Solve for x
    x = 952,046,122,904.11/934,131.40
  6. Step 6: Final answer
    x = 1,019,177.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.