Home / 1,008,049.55-1,512,074.33-871,191.95

Finding the Fourth Proportional to 1,008,049.55, 1,512,074.33 and 871,191.95

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Solution

The fourth proportional to 1,008,049.55, 1,512,074.33 and 871,191.95 is: 1,306,787.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,049.55 : 1,512,074.33 = 871,191.95 : x
  2. Step 2: Convert to fraction form
    1,008,049.55/1,512,074.33 = 871,191.95/x
  3. Step 3: Cross multiply
    1,008,049.55x = 1,512,074.33 × 871,191.95
  4. Step 4: Simplify right side
    1,008,049.55x = 1,317,306,984,097.64
  5. Step 5: Solve for x
    x = 1,317,306,984,097.64/1,008,049.55
  6. Step 6: Final answer
    x = 1,306,787.93

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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.