Home / 3,042,195.46-4,198,230.96-1,665,628.42

Finding the Fourth Proportional to 3,042,195.46, 4,198,230.96 and 1,665,628.42

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Solution

The fourth proportional to 3,042,195.46, 4,198,230.96 and 1,665,628.42 is: 2,298,567.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,195.46 : 4,198,230.96 = 1,665,628.42 : x
  2. Step 2: Convert to fraction form
    3,042,195.46/4,198,230.96 = 1,665,628.42/x
  3. Step 3: Cross multiply
    3,042,195.46x = 4,198,230.96 × 1,665,628.42
  4. Step 4: Simplify right side
    3,042,195.46x = 6,992,692,800,699.88
  5. Step 5: Solve for x
    x = 6,992,692,800,699.88/3,042,195.46
  6. Step 6: Final answer
    x = 2,298,567.89

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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.