Home / 2,555,926.20-3,836,999.70-1,293,103.80

Finding the Fourth Proportional to 2,555,926.20, 3,836,999.70 and 1,293,103.80

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Solution

The fourth proportional to 2,555,926.20, 3,836,999.70 and 1,293,103.80 is: 1,941,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555,926.20 : 3,836,999.70 = 1,293,103.80 : x
  2. Step 2: Convert to fraction form
    2,555,926.20/3,836,999.70 = 1,293,103.80/x
  3. Step 3: Cross multiply
    2,555,926.20x = 3,836,999.70 × 1,293,103.80
  4. Step 4: Simplify right side
    2,555,926.20x = 4,961,638,892,668.86
  5. Step 5: Solve for x
    x = 4,961,638,892,668.86/2,555,926.20
  6. Step 6: Final answer
    x = 1,941,229.33

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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.