Home / 2,192,858.63-3,282,873.88-1,279,247.58

Finding the Fourth Proportional to 2,192,858.63, 3,282,873.88 and 1,279,247.58

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Solution

The fourth proportional to 2,192,858.63, 3,282,873.88 and 1,279,247.58 is: 1,915,129.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,858.63 : 3,282,873.88 = 1,279,247.58 : x
  2. Step 2: Convert to fraction form
    2,192,858.63/3,282,873.88 = 1,279,247.58/x
  3. Step 3: Cross multiply
    2,192,858.63x = 3,282,873.88 × 1,279,247.58
  4. Step 4: Simplify right side
    2,192,858.63x = 4,199,608,466,435.21
  5. Step 5: Solve for x
    x = 4,199,608,466,435.21/2,192,858.63
  6. Step 6: Final answer
    x = 1,915,129.60

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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.