Home / 2,560,805.18-3,843,102.27-1,212,974.85

Finding the Fourth Proportional to 2,560,805.18, 3,843,102.27 and 1,212,974.85

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Solution

The fourth proportional to 2,560,805.18, 3,843,102.27 and 1,212,974.85 is: 1,820,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,560,805.18 : 3,843,102.27 = 1,212,974.85 : x
  2. Step 2: Convert to fraction form
    2,560,805.18/3,843,102.27 = 1,212,974.85/x
  3. Step 3: Cross multiply
    2,560,805.18x = 3,843,102.27 × 1,212,974.85
  4. Step 4: Simplify right side
    2,560,805.18x = 4,661,586,399,487.91
  5. Step 5: Solve for x
    x = 4,661,586,399,487.91/2,560,805.18
  6. Step 6: Final answer
    x = 1,820,359.64

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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.