Home / 1,206,194-1,810,120.44-418,226

Finding the Fourth Proportional to 1,206,194, 1,810,120.44 and 418,226

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Solution

The fourth proportional to 1,206,194, 1,810,120.44 and 418,226 is: 627,626.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,194 : 1,810,120.44 = 418,226 : x
  2. Step 2: Convert to fraction form
    1,206,194/1,810,120.44 = 418,226/x
  3. Step 3: Cross multiply
    1,206,194x = 1,810,120.44 × 418,226
  4. Step 4: Simplify right side
    1,206,194x = 757,039,431,139.44
  5. Step 5: Solve for x
    x = 757,039,431,139.44/1,206,194
  6. Step 6: Final answer
    x = 627,626.59

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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.