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Finding the Fourth Proportional to 5,489,739.44, 8,234,549.22 and 2,250,554.32

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Solution

The fourth proportional to 5,489,739.44, 8,234,549.22 and 2,250,554.32 is: 3,375,806.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,489,739.44 : 8,234,549.22 = 2,250,554.32 : x
  2. Step 2: Convert to fraction form
    5,489,739.44/8,234,549.22 = 2,250,554.32/x
  3. Step 3: Cross multiply
    5,489,739.44x = 8,234,549.22 × 2,250,554.32
  4. Step 4: Simplify right side
    5,489,739.44x = 18,532,300,320,323.63
  5. Step 5: Solve for x
    x = 18,532,300,320,323.63/5,489,739.44
  6. Step 6: Final answer
    x = 3,375,806.91

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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.