Home / 2,495,512.80-3,743,257.05-978,123.60

Finding the Fourth Proportional to 2,495,512.80, 3,743,257.05 and 978,123.60

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Solution

The fourth proportional to 2,495,512.80, 3,743,257.05 and 978,123.60 is: 1,467,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,495,512.80 : 3,743,257.05 = 978,123.60 : x
  2. Step 2: Convert to fraction form
    2,495,512.80/3,743,257.05 = 978,123.60/x
  3. Step 3: Cross multiply
    2,495,512.80x = 3,743,257.05 × 978,123.60
  4. Step 4: Simplify right side
    2,495,512.80x = 3,661,368,061,471.38
  5. Step 5: Solve for x
    x = 3,661,368,061,471.38/2,495,512.80
  6. Step 6: Final answer
    x = 1,467,180.64

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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.