Home / 1,131,659.48-1,561,658.86-622,362.26

Finding the Fourth Proportional to 1,131,659.48, 1,561,658.86 and 622,362.26

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Solution

The fourth proportional to 1,131,659.48, 1,561,658.86 and 622,362.26 is: 858,842.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,659.48 : 1,561,658.86 = 622,362.26 : x
  2. Step 2: Convert to fraction form
    1,131,659.48/1,561,658.86 = 622,362.26/x
  3. Step 3: Cross multiply
    1,131,659.48x = 1,561,658.86 × 622,362.26
  4. Step 4: Simplify right side
    1,131,659.48x = 971,917,537,458.62
  5. Step 5: Solve for x
    x = 971,917,537,458.62/1,131,659.48
  6. Step 6: Final answer
    x = 858,842.75

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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.