Home / 3,469,965.02-4,788,701.39-1,921,226.73

Finding the Fourth Proportional to 3,469,965.02, 4,788,701.39 and 1,921,226.73

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Solution

The fourth proportional to 3,469,965.02, 4,788,701.39 and 1,921,226.73 is: 2,651,375.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,469,965.02 : 4,788,701.39 = 1,921,226.73 : x
  2. Step 2: Convert to fraction form
    3,469,965.02/4,788,701.39 = 1,921,226.73/x
  3. Step 3: Cross multiply
    3,469,965.02x = 4,788,701.39 × 1,921,226.73
  4. Step 4: Simplify right side
    3,469,965.02x = 9,200,181,112,456.15
  5. Step 5: Solve for x
    x = 9,200,181,112,456.15/3,469,965.02
  6. Step 6: Final answer
    x = 2,651,375.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.