Home / 1,278,321.32-1,764,722.09-795,042.25

Finding the Fourth Proportional to 1,278,321.32, 1,764,722.09 and 795,042.25

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Solution

The fourth proportional to 1,278,321.32, 1,764,722.09 and 795,042.25 is: 1,097,555.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,278,321.32 : 1,764,722.09 = 795,042.25 : x
  2. Step 2: Convert to fraction form
    1,278,321.32/1,764,722.09 = 795,042.25/x
  3. Step 3: Cross multiply
    1,278,321.32x = 1,764,722.09 × 795,042.25
  4. Step 4: Simplify right side
    1,278,321.32x = 1,403,028,621,058.30
  5. Step 5: Solve for x
    x = 1,403,028,621,058.30/1,278,321.32
  6. Step 6: Final answer
    x = 1,097,555.52

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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.