Home / 2,721,169.90-4,082,345.34-827,862.13

Finding the Fourth Proportional to 2,721,169.90, 4,082,345.34 and 827,862.13

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Solution

The fourth proportional to 2,721,169.90, 4,082,345.34 and 827,862.13 is: 1,241,972.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,721,169.90 : 4,082,345.34 = 827,862.13 : x
  2. Step 2: Convert to fraction form
    2,721,169.90/4,082,345.34 = 827,862.13/x
  3. Step 3: Cross multiply
    2,721,169.90x = 4,082,345.34 × 827,862.13
  4. Step 4: Simplify right side
    2,721,169.90x = 3,379,619,084,016.94
  5. Step 5: Solve for x
    x = 3,379,619,084,016.94/2,721,169.90
  6. Step 6: Final answer
    x = 1,241,972.83

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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.