Home / 1,380,205.89-2,067,552-1,096,377.03

Finding the Fourth Proportional to 1,380,205.89, 2,067,552 and 1,096,377.03

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Solution

The fourth proportional to 1,380,205.89, 2,067,552 and 1,096,377.03 is: 1,642,375.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,205.89 : 2,067,552 = 1,096,377.03 : x
  2. Step 2: Convert to fraction form
    1,380,205.89/2,067,552 = 1,096,377.03/x
  3. Step 3: Cross multiply
    1,380,205.89x = 2,067,552 × 1,096,377.03
  4. Step 4: Simplify right side
    1,380,205.89x = 2,266,816,521,130.56
  5. Step 5: Solve for x
    x = 2,266,816,521,130.56/1,380,205.89
  6. Step 6: Final answer
    x = 1,642,375.63

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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.