Home / 3,747,857.67-5,172,044.40-2,028,992.31

Finding the Fourth Proportional to 3,747,857.67, 5,172,044.40 and 2,028,992.31

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Solution

The fourth proportional to 3,747,857.67, 5,172,044.40 and 2,028,992.31 is: 2,800,009.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747,857.67 : 5,172,044.40 = 2,028,992.31 : x
  2. Step 2: Convert to fraction form
    3,747,857.67/5,172,044.40 = 2,028,992.31/x
  3. Step 3: Cross multiply
    3,747,857.67x = 5,172,044.40 × 2,028,992.31
  4. Step 4: Simplify right side
    3,747,857.67x = 10,494,038,320,471.79
  5. Step 5: Solve for x
    x = 10,494,038,320,471.79/3,747,857.67
  6. Step 6: Final answer
    x = 2,800,009.83

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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.