Home / 1,081,633.48-1,621,176.09-441,537.46

Finding the Fourth Proportional to 1,081,633.48, 1,621,176.09 and 441,537.46

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Solution

The fourth proportional to 1,081,633.48, 1,621,176.09 and 441,537.46 is: 661,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,633.48 : 1,621,176.09 = 441,537.46 : x
  2. Step 2: Convert to fraction form
    1,081,633.48/1,621,176.09 = 441,537.46/x
  3. Step 3: Cross multiply
    1,081,633.48x = 1,621,176.09 × 441,537.46
  4. Step 4: Simplify right side
    1,081,633.48x = 715,809,972,991.33
  5. Step 5: Solve for x
    x = 715,809,972,991.33/1,081,633.48
  6. Step 6: Final answer
    x = 661,786.07

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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.