Home / 1,027,022.76-1,540,674.34-427,843.80

Finding the Fourth Proportional to 1,027,022.76, 1,540,674.34 and 427,843.80

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Solution

The fourth proportional to 1,027,022.76, 1,540,674.34 and 427,843.80 is: 641,824.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,022.76 : 1,540,674.34 = 427,843.80 : x
  2. Step 2: Convert to fraction form
    1,027,022.76/1,540,674.34 = 427,843.80/x
  3. Step 3: Cross multiply
    1,027,022.76x = 1,540,674.34 × 427,843.80
  4. Step 4: Simplify right side
    1,027,022.76x = 659,167,964,188.09
  5. Step 5: Solve for x
    x = 659,167,964,188.09/1,027,022.76
  6. Step 6: Final answer
    x = 641,824.11

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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.