Home / 2,780,164.98-4,170,590.91-982,677.78

Finding the Fourth Proportional to 2,780,164.98, 4,170,590.91 and 982,677.78

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Solution

The fourth proportional to 2,780,164.98, 4,170,590.91 and 982,677.78 is: 1,474,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,780,164.98 : 4,170,590.91 = 982,677.78 : x
  2. Step 2: Convert to fraction form
    2,780,164.98/4,170,590.91 = 982,677.78/x
  3. Step 3: Cross multiply
    2,780,164.98x = 4,170,590.91 × 982,677.78
  4. Step 4: Simplify right side
    2,780,164.98x = 4,098,347,016,726.98
  5. Step 5: Solve for x
    x = 4,098,347,016,726.98/2,780,164.98
  6. Step 6: Final answer
    x = 1,474,138.06

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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.