Home / 2,511,249.57-3,766,470.80-689,188.82

Finding the Fourth Proportional to 2,511,249.57, 3,766,470.80 and 689,188.82

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Solution

The fourth proportional to 2,511,249.57, 3,766,470.80 and 689,188.82 is: 1,033,672.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,249.57 : 3,766,470.80 = 689,188.82 : x
  2. Step 2: Convert to fraction form
    2,511,249.57/3,766,470.80 = 689,188.82/x
  3. Step 3: Cross multiply
    2,511,249.57x = 3,766,470.80 × 689,188.82
  4. Step 4: Simplify right side
    2,511,249.57x = 2,595,809,543,938.16
  5. Step 5: Solve for x
    x = 2,595,809,543,938.16/2,511,249.57
  6. Step 6: Final answer
    x = 1,033,672.47

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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.