Home / 3,476,608.40-5,214,912.60-1,775,997.20

Finding the Fourth Proportional to 3,476,608.40, 5,214,912.60 and 1,775,997.20

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Solution

The fourth proportional to 3,476,608.40, 5,214,912.60 and 1,775,997.20 is: 2,663,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476,608.40 : 5,214,912.60 = 1,775,997.20 : x
  2. Step 2: Convert to fraction form
    3,476,608.40/5,214,912.60 = 1,775,997.20/x
  3. Step 3: Cross multiply
    3,476,608.40x = 5,214,912.60 × 1,775,997.20
  4. Step 4: Simplify right side
    3,476,608.40x = 9,261,670,175,844.72
  5. Step 5: Solve for x
    x = 9,261,670,175,844.72/3,476,608.40
  6. Step 6: Final answer
    x = 2,663,995.80

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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.