Home / 3,042,062.10-4,198,039.12-1,665,394.66

Finding the Fourth Proportional to 3,042,062.10, 4,198,039.12 and 1,665,394.66

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Solution

The fourth proportional to 3,042,062.10, 4,198,039.12 and 1,665,394.66 is: 2,298,241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,062.10 : 4,198,039.12 = 1,665,394.66 : x
  2. Step 2: Convert to fraction form
    3,042,062.10/4,198,039.12 = 1,665,394.66/x
  3. Step 3: Cross multiply
    3,042,062.10x = 4,198,039.12 × 1,665,394.66
  4. Step 4: Simplify right side
    3,042,062.10x = 6,991,391,932,919.10
  5. Step 5: Solve for x
    x = 6,991,391,932,919.10/3,042,062.10
  6. Step 6: Final answer
    x = 2,298,241.03

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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.