Home / 2,766,767.87-3,818,146.44-1,543,152.65

Finding the Fourth Proportional to 2,766,767.87, 3,818,146.44 and 1,543,152.65

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Solution

The fourth proportional to 2,766,767.87, 3,818,146.44 and 1,543,152.65 is: 2,129,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,766,767.87 : 3,818,146.44 = 1,543,152.65 : x
  2. Step 2: Convert to fraction form
    2,766,767.87/3,818,146.44 = 1,543,152.65/x
  3. Step 3: Cross multiply
    2,766,767.87x = 3,818,146.44 × 1,543,152.65
  4. Step 4: Simplify right side
    2,766,767.87x = 5,891,982,777,883.33
  5. Step 5: Solve for x
    x = 5,891,982,777,883.33/2,766,767.87
  6. Step 6: Final answer
    x = 2,129,554.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.