Home / 1,008,081.60-1,512,122.40-504,196.80

Finding the Fourth Proportional to 1,008,081.60, 1,512,122.40 and 504,196.80

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Solution

The fourth proportional to 1,008,081.60, 1,512,122.40 and 504,196.80 is: 756,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,081.60 : 1,512,122.40 = 504,196.80 : x
  2. Step 2: Convert to fraction form
    1,008,081.60/1,512,122.40 = 504,196.80/x
  3. Step 3: Cross multiply
    1,008,081.60x = 1,512,122.40 × 504,196.80
  4. Step 4: Simplify right side
    1,008,081.60x = 762,407,275,288.32
  5. Step 5: Solve for x
    x = 762,407,275,288.32/1,008,081.60
  6. Step 6: Final answer
    x = 756,295.20

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Double scale
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Similar ratio
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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.