Home / 5,239,305.53-7,856,105.82-1,826,674.28

Finding the Fourth Proportional to 5,239,305.53, 7,856,105.82 and 1,826,674.28

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Solution

The fourth proportional to 5,239,305.53, 7,856,105.82 and 1,826,674.28 is: 2,739,016.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,305.53 : 7,856,105.82 = 1,826,674.28 : x
  2. Step 2: Convert to fraction form
    5,239,305.53/7,856,105.82 = 1,826,674.28/x
  3. Step 3: Cross multiply
    5,239,305.53x = 7,856,105.82 × 1,826,674.28
  4. Step 4: Simplify right side
    5,239,305.53x = 14,350,546,442,352.31
  5. Step 5: Solve for x
    x = 14,350,546,442,352.31/5,239,305.53
  6. Step 6: Final answer
    x = 2,739,016.91

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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.