Home / 1,170,318.92-1,614,144.12-808,348.55

Finding the Fourth Proportional to 1,170,318.92, 1,614,144.12 and 808,348.55

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Solution

The fourth proportional to 1,170,318.92, 1,614,144.12 and 808,348.55 is: 1,114,902.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,170,318.92 : 1,614,144.12 = 808,348.55 : x
  2. Step 2: Convert to fraction form
    1,170,318.92/1,614,144.12 = 808,348.55/x
  3. Step 3: Cross multiply
    1,170,318.92x = 1,614,144.12 × 808,348.55
  4. Step 4: Simplify right side
    1,170,318.92x = 1,304,791,058,893.03
  5. Step 5: Solve for x
    x = 1,304,791,058,893.03/1,170,318.92
  6. Step 6: Final answer
    x = 1,114,902.13

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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.