Home / 1,282,734.45-1,770,052.97-868,428.44

Finding the Fourth Proportional to 1,282,734.45, 1,770,052.97 and 868,428.44

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Solution

The fourth proportional to 1,282,734.45, 1,770,052.97 and 868,428.44 is: 1,198,349.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,734.45 : 1,770,052.97 = 868,428.44 : x
  2. Step 2: Convert to fraction form
    1,282,734.45/1,770,052.97 = 868,428.44/x
  3. Step 3: Cross multiply
    1,282,734.45x = 1,770,052.97 × 868,428.44
  4. Step 4: Simplify right side
    1,282,734.45x = 1,537,164,326,262.06
  5. Step 5: Solve for x
    x = 1,537,164,326,262.06/1,282,734.45
  6. Step 6: Final answer
    x = 1,198,349.61

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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.