Home / 4,272,016.70-6,407,028.24-1,238,568.44

Finding the Fourth Proportional to 4,272,016.70, 6,407,028.24 and 1,238,568.44

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Solution

The fourth proportional to 4,272,016.70, 6,407,028.24 and 1,238,568.44 is: 1,857,563.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272,016.70 : 6,407,028.24 = 1,238,568.44 : x
  2. Step 2: Convert to fraction form
    4,272,016.70/6,407,028.24 = 1,238,568.44/x
  3. Step 3: Cross multiply
    4,272,016.70x = 6,407,028.24 × 1,238,568.44
  4. Step 4: Simplify right side
    4,272,016.70x = 7,935,542,972,252.75
  5. Step 5: Solve for x
    x = 7,935,542,972,252.75/4,272,016.70
  6. Step 6: Final answer
    x = 1,857,563.66

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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.