Home / 1,173,902.76-1,757,841.03-813,560.04

Finding the Fourth Proportional to 1,173,902.76, 1,757,841.03 and 813,560.04

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Solution

The fourth proportional to 1,173,902.76, 1,757,841.03 and 813,560.04 is: 1,218,251.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,902.76 : 1,757,841.03 = 813,560.04 : x
  2. Step 2: Convert to fraction form
    1,173,902.76/1,757,841.03 = 813,560.04/x
  3. Step 3: Cross multiply
    1,173,902.76x = 1,757,841.03 × 813,560.04
  4. Step 4: Simplify right side
    1,173,902.76x = 1,430,109,218,680.44
  5. Step 5: Solve for x
    x = 1,430,109,218,680.44/1,173,902.76
  6. Step 6: Final answer
    x = 1,218,251.86

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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.