Home / 1,198,367.20-1,796,019.90-487,592.20

Finding the Fourth Proportional to 1,198,367.20, 1,796,019.90 and 487,592.20

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Solution

The fourth proportional to 1,198,367.20, 1,796,019.90 and 487,592.20 is: 730,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,367.20 : 1,796,019.90 = 487,592.20 : x
  2. Step 2: Convert to fraction form
    1,198,367.20/1,796,019.90 = 487,592.20/x
  3. Step 3: Cross multiply
    1,198,367.20x = 1,796,019.90 × 487,592.20
  4. Step 4: Simplify right side
    1,198,367.20x = 875,725,294,284.78
  5. Step 5: Solve for x
    x = 875,725,294,284.78/1,198,367.20
  6. Step 6: Final answer
    x = 730,765.41

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Double scale
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1.5x scale

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.