Home / 1,682,850.48-2,338,011.82-1,662,672.33

Finding the Fourth Proportional to 1,682,850.48, 2,338,011.82 and 1,662,672.33

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Solution

The fourth proportional to 1,682,850.48, 2,338,011.82 and 1,662,672.33 is: 2,309,977.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,850.48 : 2,338,011.82 = 1,662,672.33 : x
  2. Step 2: Convert to fraction form
    1,682,850.48/2,338,011.82 = 1,662,672.33/x
  3. Step 3: Cross multiply
    1,682,850.48x = 2,338,011.82 × 1,662,672.33
  4. Step 4: Simplify right side
    1,682,850.48x = 3,887,347,540,323.52
  5. Step 5: Solve for x
    x = 3,887,347,540,323.52/1,682,850.48
  6. Step 6: Final answer
    x = 2,309,977.98

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.