Home / 1,310,190.42-1,962,136.29-747,519.06

Finding the Fourth Proportional to 1,310,190.42, 1,962,136.29 and 747,519.06

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Solution

The fourth proportional to 1,310,190.42, 1,962,136.29 and 747,519.06 is: 1,119,481.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,310,190.42 : 1,962,136.29 = 747,519.06 : x
  2. Step 2: Convert to fraction form
    1,310,190.42/1,962,136.29 = 747,519.06/x
  3. Step 3: Cross multiply
    1,310,190.42x = 1,962,136.29 × 747,519.06
  4. Step 4: Simplify right side
    1,310,190.42x = 1,466,734,275,092.69
  5. Step 5: Solve for x
    x = 1,466,734,275,092.69/1,310,190.42
  6. Step 6: Final answer
    x = 1,119,481.76

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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.