Home / 3,828,216.87-5,283,311.49-2,859,665.58

Finding the Fourth Proportional to 3,828,216.87, 5,283,311.49 and 2,859,665.58

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Solution

The fourth proportional to 3,828,216.87, 5,283,311.49 and 2,859,665.58 is: 3,946,616.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828,216.87 : 5,283,311.49 = 2,859,665.58 : x
  2. Step 2: Convert to fraction form
    3,828,216.87/5,283,311.49 = 2,859,665.58/x
  3. Step 3: Cross multiply
    3,828,216.87x = 5,283,311.49 × 2,859,665.58
  4. Step 4: Simplify right side
    3,828,216.87x = 15,108,504,016,371.52
  5. Step 5: Solve for x
    x = 15,108,504,016,371.52/3,828,216.87
  6. Step 6: Final answer
    x = 3,946,616.54

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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.