Home / 1,322,768.82-1,825,809.42-863,953.50

Finding the Fourth Proportional to 1,322,768.82, 1,825,809.42 and 863,953.50

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Solution

The fourth proportional to 1,322,768.82, 1,825,809.42 and 863,953.50 is: 1,192,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,768.82 : 1,825,809.42 = 863,953.50 : x
  2. Step 2: Convert to fraction form
    1,322,768.82/1,825,809.42 = 863,953.50/x
  3. Step 3: Cross multiply
    1,322,768.82x = 1,825,809.42 × 863,953.50
  4. Step 4: Simplify right side
    1,322,768.82x = 1,577,414,438,741.97
  5. Step 5: Solve for x
    x = 1,577,414,438,741.97/1,322,768.82
  6. Step 6: Final answer
    x = 1,192,509.54

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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.