Home / 3,042,650.80-4,198,842.84-1,665,969.52

Finding the Fourth Proportional to 3,042,650.80, 4,198,842.84 and 1,665,969.52

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Solution

The fourth proportional to 3,042,650.80, 4,198,842.84 and 1,665,969.52 is: 2,299,029.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,650.80 : 4,198,842.84 = 1,665,969.52 : x
  2. Step 2: Convert to fraction form
    3,042,650.80/4,198,842.84 = 1,665,969.52/x
  3. Step 3: Cross multiply
    3,042,650.80x = 4,198,842.84 × 1,665,969.52
  4. Step 4: Simplify right side
    3,042,650.80x = 6,995,144,190,710.24
  5. Step 5: Solve for x
    x = 6,995,144,190,710.24/3,042,650.80
  6. Step 6: Final answer
    x = 2,299,029.58

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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.