Home / 3,682,075.82-5,081,380.30-2,028,342.88

Finding the Fourth Proportional to 3,682,075.82, 5,081,380.30 and 2,028,342.88

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Solution

The fourth proportional to 3,682,075.82, 5,081,380.30 and 2,028,342.88 is: 2,799,176.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682,075.82 : 5,081,380.30 = 2,028,342.88 : x
  2. Step 2: Convert to fraction form
    3,682,075.82/5,081,380.30 = 2,028,342.88/x
  3. Step 3: Cross multiply
    3,682,075.82x = 5,081,380.30 × 2,028,342.88
  4. Step 4: Simplify right side
    3,682,075.82x = 10,306,781,516,528.65
  5. Step 5: Solve for x
    x = 10,306,781,516,528.65/3,682,075.82
  6. Step 6: Final answer
    x = 2,799,176.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.