Home / 1,336,626.97-1,845,217.07-871,691.29

Finding the Fourth Proportional to 1,336,626.97, 1,845,217.07 and 871,691.29

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Solution

The fourth proportional to 1,336,626.97, 1,845,217.07 and 871,691.29 is: 1,203,372.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,626.97 : 1,845,217.07 = 871,691.29 : x
  2. Step 2: Convert to fraction form
    1,336,626.97/1,845,217.07 = 871,691.29/x
  3. Step 3: Cross multiply
    1,336,626.97x = 1,845,217.07 × 871,691.29
  4. Step 4: Simplify right side
    1,336,626.97x = 1,608,459,643,719.86
  5. Step 5: Solve for x
    x = 1,608,459,643,719.86/1,336,626.97
  6. Step 6: Final answer
    x = 1,203,372.13

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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.