Home / 1,330,366.20-1,995,549.30-798,487.80

Finding the Fourth Proportional to 1,330,366.20, 1,995,549.30 and 798,487.80

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Solution

The fourth proportional to 1,330,366.20, 1,995,549.30 and 798,487.80 is: 1,197,731.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,330,366.20 : 1,995,549.30 = 798,487.80 : x
  2. Step 2: Convert to fraction form
    1,330,366.20/1,995,549.30 = 798,487.80/x
  3. Step 3: Cross multiply
    1,330,366.20x = 1,995,549.30 × 798,487.80
  4. Step 4: Simplify right side
    1,330,366.20x = 1,593,421,770,348.54
  5. Step 5: Solve for x
    x = 1,593,421,770,348.54/1,330,366.20
  6. Step 6: Final answer
    x = 1,197,731.70

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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.