Home / 3,972,621.92-5,959,525.72-1,842,921.28

Finding the Fourth Proportional to 3,972,621.92, 5,959,525.72 and 1,842,921.28

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Solution

The fourth proportional to 3,972,621.92, 5,959,525.72 and 1,842,921.28 is: 2,764,656.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972,621.92 : 5,959,525.72 = 1,842,921.28 : x
  2. Step 2: Convert to fraction form
    3,972,621.92/5,959,525.72 = 1,842,921.28/x
  3. Step 3: Cross multiply
    3,972,621.92x = 5,959,525.72 × 1,842,921.28
  4. Step 4: Simplify right side
    3,972,621.92x = 10,982,936,768,095.32
  5. Step 5: Solve for x
    x = 10,982,936,768,095.32/3,972,621.92
  6. Step 6: Final answer
    x = 2,764,656.94

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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.