Home / 3,520,129.82-4,859,973.15-2,419,456.46

Finding the Fourth Proportional to 3,520,129.82, 4,859,973.15 and 2,419,456.46

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Solution

The fourth proportional to 3,520,129.82, 4,859,973.15 and 2,419,456.46 is: 3,340,357.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520,129.82 : 4,859,973.15 = 2,419,456.46 : x
  2. Step 2: Convert to fraction form
    3,520,129.82/4,859,973.15 = 2,419,456.46/x
  3. Step 3: Cross multiply
    3,520,129.82x = 4,859,973.15 × 2,419,456.46
  4. Step 4: Simplify right side
    3,520,129.82x = 11,758,493,433,194.05
  5. Step 5: Solve for x
    x = 11,758,493,433,194.05/3,520,129.82
  6. Step 6: Final answer
    x = 3,340,357.89

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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.