Home / 2,906,418.38-4,356,799.42-1,389,707.88

Finding the Fourth Proportional to 2,906,418.38, 4,356,799.42 and 1,389,707.88

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Solution

The fourth proportional to 2,906,418.38, 4,356,799.42 and 1,389,707.88 is: 2,083,209.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,906,418.38 : 4,356,799.42 = 1,389,707.88 : x
  2. Step 2: Convert to fraction form
    2,906,418.38/4,356,799.42 = 1,389,707.88/x
  3. Step 3: Cross multiply
    2,906,418.38x = 4,356,799.42 × 1,389,707.88
  4. Step 4: Simplify right side
    2,906,418.38x = 6,054,678,485,553.43
  5. Step 5: Solve for x
    x = 6,054,678,485,553.43/2,906,418.38
  6. Step 6: Final answer
    x = 2,083,209.54

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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.