Home / 3,419,176.20-5,129,225.10-1,176,001.80

Finding the Fourth Proportional to 3,419,176.20, 5,129,225.10 and 1,176,001.80

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Solution

The fourth proportional to 3,419,176.20, 5,129,225.10 and 1,176,001.80 is: 1,764,161.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,176.20 : 5,129,225.10 = 1,176,001.80 : x
  2. Step 2: Convert to fraction form
    3,419,176.20/5,129,225.10 = 1,176,001.80/x
  3. Step 3: Cross multiply
    3,419,176.20x = 5,129,225.10 × 1,176,001.80
  4. Step 4: Simplify right side
    3,419,176.20x = 6,031,977,950,205.18
  5. Step 5: Solve for x
    x = 6,031,977,950,205.18/3,419,176.20
  6. Step 6: Final answer
    x = 1,764,161.19

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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.