Home / 3,959,436.75-5,464,022.72-2,148,600.75

Finding the Fourth Proportional to 3,959,436.75, 5,464,022.72 and 2,148,600.75

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Solution

The fourth proportional to 3,959,436.75, 5,464,022.72 and 2,148,600.75 is: 2,965,069.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,436.75 : 5,464,022.72 = 2,148,600.75 : x
  2. Step 2: Convert to fraction form
    3,959,436.75/5,464,022.72 = 2,148,600.75/x
  3. Step 3: Cross multiply
    3,959,436.75x = 5,464,022.72 × 2,148,600.75
  4. Step 4: Simplify right side
    3,959,436.75x = 11,740,003,319,754.02
  5. Step 5: Solve for x
    x = 11,740,003,319,754.02/3,959,436.75
  6. Step 6: Final answer
    x = 2,965,069.04

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1.5x scale

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.