Home / 1,322,765.82-1,825,805.31-863,950.53

Finding the Fourth Proportional to 1,322,765.82, 1,825,805.31 and 863,950.53

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Solution

The fourth proportional to 1,322,765.82, 1,825,805.31 and 863,950.53 is: 1,192,505.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,765.82 : 1,825,805.31 = 863,950.53 : x
  2. Step 2: Convert to fraction form
    1,322,765.82/1,825,805.31 = 863,950.53/x
  3. Step 3: Cross multiply
    1,322,765.82x = 1,825,805.31 × 863,950.53
  4. Step 4: Simplify right side
    1,322,765.82x = 1,577,405,465,251.31
  5. Step 5: Solve for x
    x = 1,577,405,465,251.31/1,322,765.82
  6. Step 6: Final answer
    x = 1,192,505.46

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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.