Home / 3,212,110.80-4,432,719.24-1,761,818.04

Finding the Fourth Proportional to 3,212,110.80, 4,432,719.24 and 1,761,818.04

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Solution

The fourth proportional to 3,212,110.80, 4,432,719.24 and 1,761,818.04 is: 2,431,312.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,110.80 : 4,432,719.24 = 1,761,818.04 : x
  2. Step 2: Convert to fraction form
    3,212,110.80/4,432,719.24 = 1,761,818.04/x
  3. Step 3: Cross multiply
    3,212,110.80x = 4,432,719.24 × 1,761,818.04
  4. Step 4: Simplify right side
    3,212,110.80x = 7,809,644,723,287.09
  5. Step 5: Solve for x
    x = 7,809,644,723,287.09/3,212,110.80
  6. Step 6: Final answer
    x = 2,431,312.37

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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.