Home / 3,262,987.80-4,894,481.70-2,780,098.20

Finding the Fourth Proportional to 3,262,987.80, 4,894,481.70 and 2,780,098.20

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Solution

The fourth proportional to 3,262,987.80, 4,894,481.70 and 2,780,098.20 is: 4,170,147.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,262,987.80 : 4,894,481.70 = 2,780,098.20 : x
  2. Step 2: Convert to fraction form
    3,262,987.80/4,894,481.70 = 2,780,098.20/x
  3. Step 3: Cross multiply
    3,262,987.80x = 4,894,481.70 × 2,780,098.20
  4. Step 4: Simplify right side
    3,262,987.80x = 13,607,139,764,102.94
  5. Step 5: Solve for x
    x = 13,607,139,764,102.94/3,262,987.80
  6. Step 6: Final answer
    x = 4,170,147.30

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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.