Home / 2,729,999.10-4,094,998.65-810,906.60

Finding the Fourth Proportional to 2,729,999.10, 4,094,998.65 and 810,906.60

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Solution

The fourth proportional to 2,729,999.10, 4,094,998.65 and 810,906.60 is: 1,216,359.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,999.10 : 4,094,998.65 = 810,906.60 : x
  2. Step 2: Convert to fraction form
    2,729,999.10/4,094,998.65 = 810,906.60/x
  3. Step 3: Cross multiply
    2,729,999.10x = 4,094,998.65 × 810,906.60
  4. Step 4: Simplify right side
    2,729,999.10x = 3,320,661,432,276.09
  5. Step 5: Solve for x
    x = 3,320,661,432,276.09/2,729,999.10
  6. Step 6: Final answer
    x = 1,216,359.90

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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.