Home / 1,684,083.26-2,324,007.78-920,120.42

Finding the Fourth Proportional to 1,684,083.26, 2,324,007.78 and 920,120.42

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Solution

The fourth proportional to 1,684,083.26, 2,324,007.78 and 920,120.42 is: 1,269,751.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,083.26 : 2,324,007.78 = 920,120.42 : x
  2. Step 2: Convert to fraction form
    1,684,083.26/2,324,007.78 = 920,120.42/x
  3. Step 3: Cross multiply
    1,684,083.26x = 2,324,007.78 × 920,120.42
  4. Step 4: Simplify right side
    1,684,083.26x = 2,138,367,014,616.87
  5. Step 5: Solve for x
    x = 2,138,367,014,616.87/1,684,083.26
  6. Step 6: Final answer
    x = 1,269,751.36

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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.