Home / 1,682,891.64-2,522,467.58-1,282,211.37

Finding the Fourth Proportional to 1,682,891.64, 2,522,467.58 and 1,282,211.37

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Solution

The fourth proportional to 1,682,891.64, 2,522,467.58 and 1,282,211.37 is: 1,921,892.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,891.64 : 2,522,467.58 = 1,282,211.37 : x
  2. Step 2: Convert to fraction form
    1,682,891.64/2,522,467.58 = 1,282,211.37/x
  3. Step 3: Cross multiply
    1,682,891.64x = 2,522,467.58 × 1,282,211.37
  4. Step 4: Simplify right side
    1,682,891.64x = 3,234,336,605,121.33
  5. Step 5: Solve for x
    x = 3,234,336,605,121.33/1,682,891.64
  6. Step 6: Final answer
    x = 1,921,892.37

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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.