Home / 2,100,814.06-3,150,560.13-680,540.62

Finding the Fourth Proportional to 2,100,814.06, 3,150,560.13 and 680,540.62

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Solution

The fourth proportional to 2,100,814.06, 3,150,560.13 and 680,540.62 is: 1,020,596.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,814.06 : 3,150,560.13 = 680,540.62 : x
  2. Step 2: Convert to fraction form
    2,100,814.06/3,150,560.13 = 680,540.62/x
  3. Step 3: Cross multiply
    2,100,814.06x = 3,150,560.13 × 680,540.62
  4. Step 4: Simplify right side
    2,100,814.06x = 2,144,084,144,217.48
  5. Step 5: Solve for x
    x = 2,144,084,144,217.48/2,100,814.06
  6. Step 6: Final answer
    x = 1,020,596.82

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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.