Home / 2,205,647.08-3,043,805.09-1,238,777.46

Finding the Fourth Proportional to 2,205,647.08, 3,043,805.09 and 1,238,777.46

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Solution

The fourth proportional to 2,205,647.08, 3,043,805.09 and 1,238,777.46 is: 1,709,519.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,205,647.08 : 3,043,805.09 = 1,238,777.46 : x
  2. Step 2: Convert to fraction form
    2,205,647.08/3,043,805.09 = 1,238,777.46/x
  3. Step 3: Cross multiply
    2,205,647.08x = 3,043,805.09 × 1,238,777.46
  4. Step 4: Simplify right side
    2,205,647.08x = 3,770,597,123,918.20
  5. Step 5: Solve for x
    x = 3,770,597,123,918.20/2,205,647.08
  6. Step 6: Final answer
    x = 1,709,519.70

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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.