Home / 2,728,621.82-4,095,771.54-2,009,775.22

Finding the Fourth Proportional to 2,728,621.82, 4,095,771.54 and 2,009,775.22

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Solution

The fourth proportional to 2,728,621.82, 4,095,771.54 and 2,009,775.22 is: 3,016,753.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,728,621.82 : 4,095,771.54 = 2,009,775.22 : x
  2. Step 2: Convert to fraction form
    2,728,621.82/4,095,771.54 = 2,009,775.22/x
  3. Step 3: Cross multiply
    2,728,621.82x = 4,095,771.54 × 2,009,775.22
  4. Step 4: Simplify right side
    2,728,621.82x = 8,231,580,147,873.24
  5. Step 5: Solve for x
    x = 8,231,580,147,873.24/2,728,621.82
  6. Step 6: Final answer
    x = 3,016,753.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.