Home / 1,687,270.68-2,328,433.66-923,324.28

Finding the Fourth Proportional to 1,687,270.68, 2,328,433.66 and 923,324.28

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Solution

The fourth proportional to 1,687,270.68, 2,328,433.66 and 923,324.28 is: 1,274,187.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,687,270.68 : 2,328,433.66 = 923,324.28 : x
  2. Step 2: Convert to fraction form
    1,687,270.68/2,328,433.66 = 923,324.28/x
  3. Step 3: Cross multiply
    1,687,270.68x = 2,328,433.66 × 923,324.28
  4. Step 4: Simplify right side
    1,687,270.68x = 2,149,899,332,647.27
  5. Step 5: Solve for x
    x = 2,149,899,332,647.27/1,687,270.68
  6. Step 6: Final answer
    x = 1,274,187.57

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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.