Home / 3,770,866.38-5,203,912.71-2,139,342.46

Finding the Fourth Proportional to 3,770,866.38, 5,203,912.71 and 2,139,342.46

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Solution

The fourth proportional to 3,770,866.38, 5,203,912.71 and 2,139,342.46 is: 2,952,359.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,770,866.38 : 5,203,912.71 = 2,139,342.46 : x
  2. Step 2: Convert to fraction form
    3,770,866.38/5,203,912.71 = 2,139,342.46/x
  3. Step 3: Cross multiply
    3,770,866.38x = 5,203,912.71 × 2,139,342.46
  4. Step 4: Simplify right side
    3,770,866.38x = 11,132,951,418,636.67
  5. Step 5: Solve for x
    x = 11,132,951,418,636.67/3,770,866.38
  6. Step 6: Final answer
    x = 2,952,359.03

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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.