Home / 2,691,440.80-4,037,176.32-798,196.48

Finding the Fourth Proportional to 2,691,440.80, 4,037,176.32 and 798,196.48

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Solution

The fourth proportional to 2,691,440.80, 4,037,176.32 and 798,196.48 is: 1,197,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,440.80 : 4,037,176.32 = 798,196.48 : x
  2. Step 2: Convert to fraction form
    2,691,440.80/4,037,176.32 = 798,196.48/x
  3. Step 3: Cross multiply
    2,691,440.80x = 4,037,176.32 × 798,196.48
  4. Step 4: Simplify right side
    2,691,440.80x = 3,222,459,927,763.35
  5. Step 5: Solve for x
    x = 3,222,459,927,763.35/2,691,440.80
  6. Step 6: Final answer
    x = 1,197,299.20

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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.