Home / 2,754,781-3,800,891.76-1,608,202.48

Finding the Fourth Proportional to 2,754,781, 3,800,891.76 and 1,608,202.48

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Solution

The fourth proportional to 2,754,781, 3,800,891.76 and 1,608,202.48 is: 2,218,907.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,781 : 3,800,891.76 = 1,608,202.48 : x
  2. Step 2: Convert to fraction form
    2,754,781/3,800,891.76 = 1,608,202.48/x
  3. Step 3: Cross multiply
    2,754,781x = 3,800,891.76 × 1,608,202.48
  4. Step 4: Simplify right side
    2,754,781x = 6,112,603,554,643.57
  5. Step 5: Solve for x
    x = 6,112,603,554,643.57/2,754,781
  6. Step 6: Final answer
    x = 2,218,907.26

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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.