Home / 6,241,327.20-9,361,990.80-1,981,828.80

Finding the Fourth Proportional to 6,241,327.20, 9,361,990.80 and 1,981,828.80

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Solution

The fourth proportional to 6,241,327.20, 9,361,990.80 and 1,981,828.80 is: 2,972,743.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241,327.20 : 9,361,990.80 = 1,981,828.80 : x
  2. Step 2: Convert to fraction form
    6,241,327.20/9,361,990.80 = 1,981,828.80/x
  3. Step 3: Cross multiply
    6,241,327.20x = 9,361,990.80 × 1,981,828.80
  4. Step 4: Simplify right side
    6,241,327.20x = 18,553,862,992,775.04
  5. Step 5: Solve for x
    x = 18,553,862,992,775.04/6,241,327.20
  6. Step 6: Final answer
    x = 2,972,743.20

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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.