Home / 2,729,731.20-4,094,596.80-836,226.60

Finding the Fourth Proportional to 2,729,731.20, 4,094,596.80 and 836,226.60

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Solution

The fourth proportional to 2,729,731.20, 4,094,596.80 and 836,226.60 is: 1,254,339.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,731.20 : 4,094,596.80 = 836,226.60 : x
  2. Step 2: Convert to fraction form
    2,729,731.20/4,094,596.80 = 836,226.60/x
  3. Step 3: Cross multiply
    2,729,731.20x = 4,094,596.80 × 836,226.60
  4. Step 4: Simplify right side
    2,729,731.20x = 3,424,010,760,434.88
  5. Step 5: Solve for x
    x = 3,424,010,760,434.88/2,729,731.20
  6. Step 6: Final answer
    x = 1,254,339.90

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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.