Home / 2,642,306.40-3,963,459.60-2,193,922.80

Finding the Fourth Proportional to 2,642,306.40, 3,963,459.60 and 2,193,922.80

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Solution

The fourth proportional to 2,642,306.40, 3,963,459.60 and 2,193,922.80 is: 3,290,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,642,306.40 : 3,963,459.60 = 2,193,922.80 : x
  2. Step 2: Convert to fraction form
    2,642,306.40/3,963,459.60 = 2,193,922.80/x
  3. Step 3: Cross multiply
    2,642,306.40x = 3,963,459.60 × 2,193,922.80
  4. Step 4: Simplify right side
    2,642,306.40x = 8,695,524,383,318.88
  5. Step 5: Solve for x
    x = 8,695,524,383,318.88/2,642,306.40
  6. Step 6: Final answer
    x = 3,290,884.20

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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.