Home / 3,419,173.20-5,129,220.60-1,175,998.80

Finding the Fourth Proportional to 3,419,173.20, 5,129,220.60 and 1,175,998.80

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Solution

The fourth proportional to 3,419,173.20, 5,129,220.60 and 1,175,998.80 is: 1,764,156.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,173.20 : 5,129,220.60 = 1,175,998.80 : x
  2. Step 2: Convert to fraction form
    3,419,173.20/5,129,220.60 = 1,175,998.80/x
  3. Step 3: Cross multiply
    3,419,173.20x = 5,129,220.60 × 1,175,998.80
  4. Step 4: Simplify right side
    3,419,173.20x = 6,031,957,270,535.28
  5. Step 5: Solve for x
    x = 6,031,957,270,535.28/3,419,173.20
  6. Step 6: Final answer
    x = 1,764,156.69

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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.