Home / 1,444,418.22-2,165,342.46-685,791.66

Finding the Fourth Proportional to 1,444,418.22, 2,165,342.46 and 685,791.66

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Solution

The fourth proportional to 1,444,418.22, 2,165,342.46 and 685,791.66 is: 1,028,077.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,418.22 : 2,165,342.46 = 685,791.66 : x
  2. Step 2: Convert to fraction form
    1,444,418.22/2,165,342.46 = 685,791.66/x
  3. Step 3: Cross multiply
    1,444,418.22x = 2,165,342.46 × 685,791.66
  4. Step 4: Simplify right side
    1,444,418.22x = 1,484,973,800,111.88
  5. Step 5: Solve for x
    x = 1,484,973,800,111.88/1,444,418.22
  6. Step 6: Final answer
    x = 1,028,077.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.