Home / 2,218,218.40-3,327,327.60-798,320.80

Finding the Fourth Proportional to 2,218,218.40, 3,327,327.60 and 798,320.80

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Solution

The fourth proportional to 2,218,218.40, 3,327,327.60 and 798,320.80 is: 1,197,481.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,218.40 : 3,327,327.60 = 798,320.80 : x
  2. Step 2: Convert to fraction form
    2,218,218.40/3,327,327.60 = 798,320.80/x
  3. Step 3: Cross multiply
    2,218,218.40x = 3,327,327.60 × 798,320.80
  4. Step 4: Simplify right side
    2,218,218.40x = 2,656,274,831,494.08
  5. Step 5: Solve for x
    x = 2,656,274,831,494.08/2,218,218.40
  6. Step 6: Final answer
    x = 1,197,481.20

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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.