Home / 2,218,219.40-3,327,329.10-798,321.80

Finding the Fourth Proportional to 2,218,219.40, 3,327,329.10 and 798,321.80

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Solution

The fourth proportional to 2,218,219.40, 3,327,329.10 and 798,321.80 is: 1,197,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,219.40 : 3,327,329.10 = 798,321.80 : x
  2. Step 2: Convert to fraction form
    2,218,219.40/3,327,329.10 = 798,321.80/x
  3. Step 3: Cross multiply
    2,218,219.40x = 3,327,329.10 × 798,321.80
  4. Step 4: Simplify right side
    2,218,219.40x = 2,656,279,356,304.38
  5. Step 5: Solve for x
    x = 2,656,279,356,304.38/2,218,219.40
  6. Step 6: Final answer
    x = 1,197,482.70

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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.