Home / 3,619,723.70-5,429,585.55-1,489,099.70

Finding the Fourth Proportional to 3,619,723.70, 5,429,585.55 and 1,489,099.70

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Solution

The fourth proportional to 3,619,723.70, 5,429,585.55 and 1,489,099.70 is: 2,233,649.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619,723.70 : 5,429,585.55 = 1,489,099.70 : x
  2. Step 2: Convert to fraction form
    3,619,723.70/5,429,585.55 = 1,489,099.70/x
  3. Step 3: Cross multiply
    3,619,723.70x = 5,429,585.55 × 1,489,099.70
  4. Step 4: Simplify right side
    3,619,723.70x = 8,085,194,213,629.33
  5. Step 5: Solve for x
    x = 8,085,194,213,629.33/3,619,723.70
  6. Step 6: Final answer
    x = 2,233,649.55

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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.