Home / 3,181,189.98-4,389,910.38-1,730,890.92

Finding the Fourth Proportional to 3,181,189.98, 4,389,910.38 and 1,730,890.92

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Solution

The fourth proportional to 3,181,189.98, 4,389,910.38 and 1,730,890.92 is: 2,388,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,189.98 : 4,389,910.38 = 1,730,890.92 : x
  2. Step 2: Convert to fraction form
    3,181,189.98/4,389,910.38 = 1,730,890.92/x
  3. Step 3: Cross multiply
    3,181,189.98x = 4,389,910.38 × 1,730,890.92
  4. Step 4: Simplify right side
    3,181,189.98x = 7,598,456,016,355.75
  5. Step 5: Solve for x
    x = 7,598,456,016,355.75/3,181,189.98
  6. Step 6: Final answer
    x = 2,388,557.76

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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.