Home / 2,816,525.88-3,886,519.92-1,728,843.30

Finding the Fourth Proportional to 2,816,525.88, 3,886,519.92 and 1,728,843.30

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Solution

The fourth proportional to 2,816,525.88, 3,886,519.92 and 1,728,843.30 is: 2,385,628.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,525.88 : 3,886,519.92 = 1,728,843.30 : x
  2. Step 2: Convert to fraction form
    2,816,525.88/3,886,519.92 = 1,728,843.30/x
  3. Step 3: Cross multiply
    2,816,525.88x = 3,886,519.92 × 1,728,843.30
  4. Step 4: Simplify right side
    2,816,525.88x = 6,719,183,924,008.54
  5. Step 5: Solve for x
    x = 6,719,183,924,008.54/2,816,525.88
  6. Step 6: Final answer
    x = 2,385,628.33

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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.