Home / 1,204,144.98-1,660,358.01-767,978.92

Finding the Fourth Proportional to 1,204,144.98, 1,660,358.01 and 767,978.92

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Solution

The fourth proportional to 1,204,144.98, 1,660,358.01 and 767,978.92 is: 1,058,942.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204,144.98 : 1,660,358.01 = 767,978.92 : x
  2. Step 2: Convert to fraction form
    1,204,144.98/1,660,358.01 = 767,978.92/x
  3. Step 3: Cross multiply
    1,204,144.98x = 1,660,358.01 × 767,978.92
  4. Step 4: Simplify right side
    1,204,144.98x = 1,275,119,951,333.15
  5. Step 5: Solve for x
    x = 1,275,119,951,333.15/1,204,144.98
  6. Step 6: Final answer
    x = 1,058,942.21

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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.