Home / 936,081.80-1,404,122.70-827,606.60

Finding the Fourth Proportional to 936,081.80, 1,404,122.70 and 827,606.60

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Solution

The fourth proportional to 936,081.80, 1,404,122.70 and 827,606.60 is: 1,241,409.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,081.80 : 1,404,122.70 = 827,606.60 : x
  2. Step 2: Convert to fraction form
    936,081.80/1,404,122.70 = 827,606.60/x
  3. Step 3: Cross multiply
    936,081.80x = 1,404,122.70 × 827,606.60
  4. Step 4: Simplify right side
    936,081.80x = 1,162,061,213,729.82
  5. Step 5: Solve for x
    x = 1,162,061,213,729.82/936,081.80
  6. Step 6: Final answer
    x = 1,241,409.90

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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.