Home / 2,308,472.90-3,187,735.28-1,438,791.84

Finding the Fourth Proportional to 2,308,472.90, 3,187,735.28 and 1,438,791.84

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Solution

The fourth proportional to 2,308,472.90, 3,187,735.28 and 1,438,791.84 is: 1,986,805.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,308,472.90 : 3,187,735.28 = 1,438,791.84 : x
  2. Step 2: Convert to fraction form
    2,308,472.90/3,187,735.28 = 1,438,791.84/x
  3. Step 3: Cross multiply
    2,308,472.90x = 3,187,735.28 × 1,438,791.84
  4. Step 4: Simplify right side
    2,308,472.90x = 4,586,487,508,944.12
  5. Step 5: Solve for x
    x = 4,586,487,508,944.12/2,308,472.90
  6. Step 6: Final answer
    x = 1,986,805.87

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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.