Home / 1,267,630.38-1,749,343.68-694,658.25

Finding the Fourth Proportional to 1,267,630.38, 1,749,343.68 and 694,658.25

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Solution

The fourth proportional to 1,267,630.38, 1,749,343.68 and 694,658.25 is: 958,635.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,630.38 : 1,749,343.68 = 694,658.25 : x
  2. Step 2: Convert to fraction form
    1,267,630.38/1,749,343.68 = 694,658.25/x
  3. Step 3: Cross multiply
    1,267,630.38x = 1,749,343.68 × 694,658.25
  4. Step 4: Simplify right side
    1,267,630.38x = 1,215,196,019,397.36
  5. Step 5: Solve for x
    x = 1,215,196,019,397.36/1,267,630.38
  6. Step 6: Final answer
    x = 958,635.92

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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.