Home / 3,550,512.70-5,325,769.05-991,722.70

Finding the Fourth Proportional to 3,550,512.70, 5,325,769.05 and 991,722.70

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Solution

The fourth proportional to 3,550,512.70, 5,325,769.05 and 991,722.70 is: 1,487,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,512.70 : 5,325,769.05 = 991,722.70 : x
  2. Step 2: Convert to fraction form
    3,550,512.70/5,325,769.05 = 991,722.70/x
  3. Step 3: Cross multiply
    3,550,512.70x = 5,325,769.05 × 991,722.70
  4. Step 4: Simplify right side
    3,550,512.70x = 5,281,686,061,842.43
  5. Step 5: Solve for x
    x = 5,281,686,061,842.43/3,550,512.70
  6. Step 6: Final answer
    x = 1,487,584.05

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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.