Home / 5,365,942.46-8,049,162.90-1,722,821

Finding the Fourth Proportional to 5,365,942.46, 8,049,162.90 and 1,722,821

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Solution

The fourth proportional to 5,365,942.46, 8,049,162.90 and 1,722,821 is: 2,584,311.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,942.46 : 8,049,162.90 = 1,722,821 : x
  2. Step 2: Convert to fraction form
    5,365,942.46/8,049,162.90 = 1,722,821/x
  3. Step 3: Cross multiply
    5,365,942.46x = 8,049,162.90 × 1,722,821
  4. Step 4: Simplify right side
    5,365,942.46x = 13,867,266,876,540.90
  5. Step 5: Solve for x
    x = 13,867,266,876,540.90/5,365,942.46
  6. Step 6: Final answer
    x = 2,584,311.51

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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.