Home / 2,042,198.52-3,061,394.80-693,438.90

Finding the Fourth Proportional to 2,042,198.52, 3,061,394.80 and 693,438.90

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Solution

The fourth proportional to 2,042,198.52, 3,061,394.80 and 693,438.90 is: 1,039,512.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,198.52 : 3,061,394.80 = 693,438.90 : x
  2. Step 2: Convert to fraction form
    2,042,198.52/3,061,394.80 = 693,438.90/x
  3. Step 3: Cross multiply
    2,042,198.52x = 3,061,394.80 × 693,438.90
  4. Step 4: Simplify right side
    2,042,198.52x = 2,122,890,242,577.72
  5. Step 5: Solve for x
    x = 2,122,890,242,577.72/2,042,198.52
  6. Step 6: Final answer
    x = 1,039,512.18

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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.