Home / 3,617,664.44-4,992,435.48-1,986,222.20

Finding the Fourth Proportional to 3,617,664.44, 4,992,435.48 and 1,986,222.20

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Solution

The fourth proportional to 3,617,664.44, 4,992,435.48 and 1,986,222.20 is: 2,741,018.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,664.44 : 4,992,435.48 = 1,986,222.20 : x
  2. Step 2: Convert to fraction form
    3,617,664.44/4,992,435.48 = 1,986,222.20/x
  3. Step 3: Cross multiply
    3,617,664.44x = 4,992,435.48 × 1,986,222.20
  4. Step 4: Simplify right side
    3,617,664.44x = 9,916,086,182,443.66
  5. Step 5: Solve for x
    x = 9,916,086,182,443.66/3,617,664.44
  6. Step 6: Final answer
    x = 2,741,018.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.