Home / 2,721,170.90-4,082,346.84-827,863.13

Finding the Fourth Proportional to 2,721,170.90, 4,082,346.84 and 827,863.13

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Solution

The fourth proportional to 2,721,170.90, 4,082,346.84 and 827,863.13 is: 1,241,974.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,170.90 : 4,082,346.84 = 827,863.13 : x
  2. Step 2: Convert to fraction form
    2,721,170.90/4,082,346.84 = 827,863.13/x
  3. Step 3: Cross multiply
    2,721,170.90x = 4,082,346.84 × 827,863.13
  4. Step 4: Simplify right side
    2,721,170.90x = 3,379,624,408,156.96
  5. Step 5: Solve for x
    x = 3,379,624,408,156.96/2,721,170.90
  6. Step 6: Final answer
    x = 1,241,974.33

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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.