Home / 2,190,380.72-3,285,687.24-675,104.48

Finding the Fourth Proportional to 2,190,380.72, 3,285,687.24 and 675,104.48

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Solution

The fourth proportional to 2,190,380.72, 3,285,687.24 and 675,104.48 is: 1,012,692.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,380.72 : 3,285,687.24 = 675,104.48 : x
  2. Step 2: Convert to fraction form
    2,190,380.72/3,285,687.24 = 675,104.48/x
  3. Step 3: Cross multiply
    2,190,380.72x = 3,285,687.24 × 675,104.48
  4. Step 4: Simplify right side
    2,190,380.72x = 2,218,182,175,602.84
  5. Step 5: Solve for x
    x = 2,218,182,175,602.84/2,190,380.72
  6. Step 6: Final answer
    x = 1,012,692.52

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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.