Home / 3,238,735.76-4,858,109.42-842,576.56

Finding the Fourth Proportional to 3,238,735.76, 4,858,109.42 and 842,576.56

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Solution

The fourth proportional to 3,238,735.76, 4,858,109.42 and 842,576.56 is: 1,263,866.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,735.76 : 4,858,109.42 = 842,576.56 : x
  2. Step 2: Convert to fraction form
    3,238,735.76/4,858,109.42 = 842,576.56/x
  3. Step 3: Cross multiply
    3,238,735.76x = 4,858,109.42 × 842,576.56
  4. Step 4: Simplify right side
    3,238,735.76x = 4,093,329,123,207.20
  5. Step 5: Solve for x
    x = 4,093,329,123,207.20/3,238,735.76
  6. Step 6: Final answer
    x = 1,263,866.34

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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.