Home / 1,356,628.67-1,872,169.52-744,837.83

Finding the Fourth Proportional to 1,356,628.67, 1,872,169.52 and 744,837.83

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Solution

The fourth proportional to 1,356,628.67, 1,872,169.52 and 744,837.83 is: 1,027,888.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,628.67 : 1,872,169.52 = 744,837.83 : x
  2. Step 2: Convert to fraction form
    1,356,628.67/1,872,169.52 = 744,837.83/x
  3. Step 3: Cross multiply
    1,356,628.67x = 1,872,169.52 × 744,837.83
  4. Step 4: Simplify right side
    1,356,628.67x = 1,394,462,682,668.94
  5. Step 5: Solve for x
    x = 1,394,462,682,668.94/1,356,628.67
  6. Step 6: Final answer
    x = 1,027,888.26

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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.