Home / 2,056,546.20-3,085,694.10-991,039.80

Finding the Fourth Proportional to 2,056,546.20, 3,085,694.10 and 991,039.80

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Solution

The fourth proportional to 2,056,546.20, 3,085,694.10 and 991,039.80 is: 1,486,981.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056,546.20 : 3,085,694.10 = 991,039.80 : x
  2. Step 2: Convert to fraction form
    2,056,546.20/3,085,694.10 = 991,039.80/x
  3. Step 3: Cross multiply
    2,056,546.20x = 3,085,694.10 × 991,039.80
  4. Step 4: Simplify right side
    2,056,546.20x = 3,058,045,663,725.18
  5. Step 5: Solve for x
    x = 3,058,045,663,725.18/2,056,546.20
  6. Step 6: Final answer
    x = 1,486,981.26

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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.