Home / 3,640,266.40-5,464,546.80-2,145,200.80

Finding the Fourth Proportional to 3,640,266.40, 5,464,546.80 and 2,145,200.80

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Solution

The fourth proportional to 3,640,266.40, 5,464,546.80 and 2,145,200.80 is: 3,220,245.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640,266.40 : 5,464,546.80 = 2,145,200.80 : x
  2. Step 2: Convert to fraction form
    3,640,266.40/5,464,546.80 = 2,145,200.80/x
  3. Step 3: Cross multiply
    3,640,266.40x = 5,464,546.80 × 2,145,200.80
  4. Step 4: Simplify right side
    3,640,266.40x = 11,722,550,166,997.44
  5. Step 5: Solve for x
    x = 11,722,550,166,997.44/3,640,266.40
  6. Step 6: Final answer
    x = 3,220,245.14

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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.