Home / 1,342,310.24-1,852,394.28-769,383.92

Finding the Fourth Proportional to 1,342,310.24, 1,852,394.28 and 769,383.92

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Solution

The fourth proportional to 1,342,310.24, 1,852,394.28 and 769,383.92 is: 1,061,753.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,310.24 : 1,852,394.28 = 769,383.92 : x
  2. Step 2: Convert to fraction form
    1,342,310.24/1,852,394.28 = 769,383.92/x
  3. Step 3: Cross multiply
    1,342,310.24x = 1,852,394.28 × 769,383.92
  4. Step 4: Simplify right side
    1,342,310.24x = 1,425,202,372,531.98
  5. Step 5: Solve for x
    x = 1,425,202,372,531.98/1,342,310.24
  6. Step 6: Final answer
    x = 1,061,753.33

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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.