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Finding the Fourth Proportional to 1,278,329.82, 1,764,733.82 and 795,050.75

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Solution

The fourth proportional to 1,278,329.82, 1,764,733.82 and 795,050.75 is: 1,097,567.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,329.82 : 1,764,733.82 = 795,050.75 : x
  2. Step 2: Convert to fraction form
    1,278,329.82/1,764,733.82 = 795,050.75/x
  3. Step 3: Cross multiply
    1,278,329.82x = 1,764,733.82 × 795,050.75
  4. Step 4: Simplify right side
    1,278,329.82x = 1,403,052,934,342.44
  5. Step 5: Solve for x
    x = 1,403,052,934,342.44/1,278,329.82
  6. Step 6: Final answer
    x = 1,097,567.24

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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.