Home / 1,230,619.56-1,843,272.12-1,200,504.60

Finding the Fourth Proportional to 1,230,619.56, 1,843,272.12 and 1,200,504.60

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Solution

The fourth proportional to 1,230,619.56, 1,843,272.12 and 1,200,504.60 is: 1,798,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,619.56 : 1,843,272.12 = 1,200,504.60 : x
  2. Step 2: Convert to fraction form
    1,230,619.56/1,843,272.12 = 1,200,504.60/x
  3. Step 3: Cross multiply
    1,230,619.56x = 1,843,272.12 × 1,200,504.60
  4. Step 4: Simplify right side
    1,230,619.56x = 2,212,856,659,111.75
  5. Step 5: Solve for x
    x = 2,212,856,659,111.75/1,230,619.56
  6. Step 6: Final answer
    x = 1,798,164.71

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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.