Home / 1,647,741.40-2,467,464.90-1,083,722.20

Finding the Fourth Proportional to 1,647,741.40, 2,467,464.90 and 1,083,722.20

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Solution

The fourth proportional to 1,647,741.40, 2,467,464.90 and 1,083,722.20 is: 1,622,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,741.40 : 2,467,464.90 = 1,083,722.20 : x
  2. Step 2: Convert to fraction form
    1,647,741.40/2,467,464.90 = 1,083,722.20/x
  3. Step 3: Cross multiply
    1,647,741.40x = 2,467,464.90 × 1,083,722.20
  4. Step 4: Simplify right side
    1,647,741.40x = 2,674,046,489,850.78
  5. Step 5: Solve for x
    x = 2,674,046,489,850.78/1,647,741.40
  6. Step 6: Final answer
    x = 1,622,855.68

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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.