Home / 2,608,243.68-3,912,379.02-1,187,306.04

Finding the Fourth Proportional to 2,608,243.68, 3,912,379.02 and 1,187,306.04

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Solution

The fourth proportional to 2,608,243.68, 3,912,379.02 and 1,187,306.04 is: 1,780,965.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,243.68 : 3,912,379.02 = 1,187,306.04 : x
  2. Step 2: Convert to fraction form
    2,608,243.68/3,912,379.02 = 1,187,306.04/x
  3. Step 3: Cross multiply
    2,608,243.68x = 3,912,379.02 × 1,187,306.04
  4. Step 4: Simplify right side
    2,608,243.68x = 4,645,191,241,215.28
  5. Step 5: Solve for x
    x = 4,645,191,241,215.28/2,608,243.68
  6. Step 6: Final answer
    x = 1,780,965.21

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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.