Home / 1,605,634.72-2,215,757.64-926,556.64

Finding the Fourth Proportional to 1,605,634.72, 2,215,757.64 and 926,556.64

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Solution

The fourth proportional to 1,605,634.72, 2,215,757.64 and 926,556.64 is: 1,278,637.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,605,634.72 : 2,215,757.64 = 926,556.64 : x
  2. Step 2: Convert to fraction form
    1,605,634.72/2,215,757.64 = 926,556.64/x
  3. Step 3: Cross multiply
    1,605,634.72x = 2,215,757.64 × 926,556.64
  4. Step 4: Simplify right side
    1,605,634.72x = 2,053,024,953,972.73
  5. Step 5: Solve for x
    x = 2,053,024,953,972.73/1,605,634.72
  6. Step 6: Final answer
    x = 1,278,637.62

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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.