Home / 3,042,049.45-4,198,021.67-1,665,382

Finding the Fourth Proportional to 3,042,049.45, 4,198,021.67 and 1,665,382

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Solution

The fourth proportional to 3,042,049.45, 4,198,021.67 and 1,665,382 is: 2,298,223.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,042,049.45 : 4,198,021.67 = 1,665,382 : x
  2. Step 2: Convert to fraction form
    3,042,049.45/4,198,021.67 = 1,665,382/x
  3. Step 3: Cross multiply
    3,042,049.45x = 4,198,021.67 × 1,665,382
  4. Step 4: Simplify right side
    3,042,049.45x = 6,991,309,716,501.03
  5. Step 5: Solve for x
    x = 6,991,309,716,501.03/3,042,049.45
  6. Step 6: Final answer
    x = 2,298,223.56

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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.