Home / 3,479,882.80-5,219,824.20-1,489,226.80

Finding the Fourth Proportional to 3,479,882.80, 5,219,824.20 and 1,489,226.80

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Solution

The fourth proportional to 3,479,882.80, 5,219,824.20 and 1,489,226.80 is: 2,233,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479,882.80 : 5,219,824.20 = 1,489,226.80 : x
  2. Step 2: Convert to fraction form
    3,479,882.80/5,219,824.20 = 1,489,226.80/x
  3. Step 3: Cross multiply
    3,479,882.80x = 5,219,824.20 × 1,489,226.80
  4. Step 4: Simplify right side
    3,479,882.80x = 7,773,502,089,928.56
  5. Step 5: Solve for x
    x = 7,773,502,089,928.56/3,479,882.80
  6. Step 6: Final answer
    x = 2,233,840.20

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Double scale
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Similar ratio
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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.