Home / 2,161,266.12-3,239,001.12-1,682,072.52

Finding the Fourth Proportional to 2,161,266.12, 3,239,001.12 and 1,682,072.52

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Solution

The fourth proportional to 2,161,266.12, 3,239,001.12 and 1,682,072.52 is: 2,520,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,266.12 : 3,239,001.12 = 1,682,072.52 : x
  2. Step 2: Convert to fraction form
    2,161,266.12/3,239,001.12 = 1,682,072.52/x
  3. Step 3: Cross multiply
    2,161,266.12x = 3,239,001.12 × 1,682,072.52
  4. Step 4: Simplify right side
    2,161,266.12x = 5,448,234,776,201.22
  5. Step 5: Solve for x
    x = 5,448,234,776,201.22/2,161,266.12
  6. Step 6: Final answer
    x = 2,520,853.27

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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.