Home / 1,199,454.28-1,799,180.46-400,586.44

Finding the Fourth Proportional to 1,199,454.28, 1,799,180.46 and 400,586.44

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Solution

The fourth proportional to 1,199,454.28, 1,799,180.46 and 400,586.44 is: 600,879.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,454.28 : 1,799,180.46 = 400,586.44 : x
  2. Step 2: Convert to fraction form
    1,199,454.28/1,799,180.46 = 400,586.44/x
  3. Step 3: Cross multiply
    1,199,454.28x = 1,799,180.46 × 400,586.44
  4. Step 4: Simplify right side
    1,199,454.28x = 720,727,295,388.96
  5. Step 5: Solve for x
    x = 720,727,295,388.96/1,199,454.28
  6. Step 6: Final answer
    x = 600,879.34

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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.