Home / 1,151,242.60-1,726,863.90-871,306.60

Finding the Fourth Proportional to 1,151,242.60, 1,726,863.90 and 871,306.60

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Solution

The fourth proportional to 1,151,242.60, 1,726,863.90 and 871,306.60 is: 1,306,959.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,242.60 : 1,726,863.90 = 871,306.60 : x
  2. Step 2: Convert to fraction form
    1,151,242.60/1,726,863.90 = 871,306.60/x
  3. Step 3: Cross multiply
    1,151,242.60x = 1,726,863.90 × 871,306.60
  4. Step 4: Simplify right side
    1,151,242.60x = 1,504,627,913,371.74
  5. Step 5: Solve for x
    x = 1,504,627,913,371.74/1,151,242.60
  6. Step 6: Final answer
    x = 1,306,959.90

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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.