Home / 2,729,912.20-4,095,062.70-836,650.60

Finding the Fourth Proportional to 2,729,912.20, 4,095,062.70 and 836,650.60

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Solution

The fourth proportional to 2,729,912.20, 4,095,062.70 and 836,650.60 is: 1,255,035.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,912.20 : 4,095,062.70 = 836,650.60 : x
  2. Step 2: Convert to fraction form
    2,729,912.20/4,095,062.70 = 836,650.60/x
  3. Step 3: Cross multiply
    2,729,912.20x = 4,095,062.70 × 836,650.60
  4. Step 4: Simplify right side
    2,729,912.20x = 3,426,136,664,992.62
  5. Step 5: Solve for x
    x = 3,426,136,664,992.62/2,729,912.20
  6. Step 6: Final answer
    x = 1,255,035.48

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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.