Home / 2,664,996.98-3,997,775.49-868,020.38

Finding the Fourth Proportional to 2,664,996.98, 3,997,775.49 and 868,020.38

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Solution

The fourth proportional to 2,664,996.98, 3,997,775.49 and 868,020.38 is: 1,302,121.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,664,996.98 : 3,997,775.49 = 868,020.38 : x
  2. Step 2: Convert to fraction form
    2,664,996.98/3,997,775.49 = 868,020.38/x
  3. Step 3: Cross multiply
    2,664,996.98x = 3,997,775.49 × 868,020.38
  4. Step 4: Simplify right side
    2,664,996.98x = 3,470,150,599,984.49
  5. Step 5: Solve for x
    x = 3,470,150,599,984.49/2,664,996.98
  6. Step 6: Final answer
    x = 1,302,121.78

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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.