Home / 3,042,278.82-4,198,394.52-1,665,599.58

Finding the Fourth Proportional to 3,042,278.82, 4,198,394.52 and 1,665,599.58

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Solution

The fourth proportional to 3,042,278.82, 4,198,394.52 and 1,665,599.58 is: 2,298,554.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,278.82 : 4,198,394.52 = 1,665,599.58 : x
  2. Step 2: Convert to fraction form
    3,042,278.82/4,198,394.52 = 1,665,599.58/x
  3. Step 3: Cross multiply
    3,042,278.82x = 4,198,394.52 × 1,665,599.58
  4. Step 4: Simplify right side
    3,042,278.82x = 6,992,844,149,186.30
  5. Step 5: Solve for x
    x = 6,992,844,149,186.30/3,042,278.82
  6. Step 6: Final answer
    x = 2,298,554.66

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1.5x scale

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.