Home / 865,119.78-1,185,194.38-832,774.96

Finding the Fourth Proportional to 865,119.78, 1,185,194.38 and 832,774.96

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Solution

The fourth proportional to 865,119.78, 1,185,194.38 and 832,774.96 is: 1,140,882.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,119.78 : 1,185,194.38 = 832,774.96 : x
  2. Step 2: Convert to fraction form
    865,119.78/1,185,194.38 = 832,774.96/x
  3. Step 3: Cross multiply
    865,119.78x = 1,185,194.38 × 832,774.96
  4. Step 4: Simplify right side
    865,119.78x = 987,000,202,396.73
  5. Step 5: Solve for x
    x = 987,000,202,396.73/865,119.78
  6. Step 6: Final answer
    x = 1,140,882.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.