Home / 2,996,238.25-4,134,910.85-1,638,198.73

Finding the Fourth Proportional to 2,996,238.25, 4,134,910.85 and 1,638,198.73

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Solution

The fourth proportional to 2,996,238.25, 4,134,910.85 and 1,638,198.73 is: 2,260,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,996,238.25 : 4,134,910.85 = 1,638,198.73 : x
  2. Step 2: Convert to fraction form
    2,996,238.25/4,134,910.85 = 1,638,198.73/x
  3. Step 3: Cross multiply
    2,996,238.25x = 4,134,910.85 × 1,638,198.73
  4. Step 4: Simplify right side
    2,996,238.25x = 6,773,805,703,133.22
  5. Step 5: Solve for x
    x = 6,773,805,703,133.22/2,996,238.25
  6. Step 6: Final answer
    x = 2,260,770.05

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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.