Home / 2,640,997.89-3,958,872.12-1,574,441.73

Finding the Fourth Proportional to 2,640,997.89, 3,958,872.12 and 1,574,441.73

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Solution

The fourth proportional to 2,640,997.89, 3,958,872.12 and 1,574,441.73 is: 2,360,097.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,997.89 : 3,958,872.12 = 1,574,441.73 : x
  2. Step 2: Convert to fraction form
    2,640,997.89/3,958,872.12 = 1,574,441.73/x
  3. Step 3: Cross multiply
    2,640,997.89x = 3,958,872.12 × 1,574,441.73
  4. Step 4: Simplify right side
    2,640,997.89x = 6,233,013,469,461.57
  5. Step 5: Solve for x
    x = 6,233,013,469,461.57/2,640,997.89
  6. Step 6: Final answer
    x = 2,360,097.86

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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.