Home / 3,520,842.50-4,858,882.08-1,972,170.56

Finding the Fourth Proportional to 3,520,842.50, 4,858,882.08 and 1,972,170.56

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Solution

The fourth proportional to 3,520,842.50, 4,858,882.08 and 1,972,170.56 is: 2,721,662.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,842.50 : 4,858,882.08 = 1,972,170.56 : x
  2. Step 2: Convert to fraction form
    3,520,842.50/4,858,882.08 = 1,972,170.56/x
  3. Step 3: Cross multiply
    3,520,842.50x = 4,858,882.08 × 1,972,170.56
  4. Step 4: Simplify right side
    3,520,842.50x = 9,582,544,192,687.57
  5. Step 5: Solve for x
    x = 9,582,544,192,687.57/3,520,842.50
  6. Step 6: Final answer
    x = 2,721,662.27

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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.