Home / 1,369,229.92-2,054,331.51-611,002.42

Finding the Fourth Proportional to 1,369,229.92, 2,054,331.51 and 611,002.42

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Solution

The fourth proportional to 1,369,229.92, 2,054,331.51 and 611,002.42 is: 916,720.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,369,229.92 : 2,054,331.51 = 611,002.42 : x
  2. Step 2: Convert to fraction form
    1,369,229.92/2,054,331.51 = 611,002.42/x
  3. Step 3: Cross multiply
    1,369,229.92x = 2,054,331.51 × 611,002.42
  4. Step 4: Simplify right side
    1,369,229.92x = 1,255,201,524,092.25
  5. Step 5: Solve for x
    x = 1,255,201,524,092.25/1,369,229.92
  6. Step 6: Final answer
    x = 916,720.78

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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.