Home / 1,131,610.83-1,561,591.80-622,313.22

Finding the Fourth Proportional to 1,131,610.83, 1,561,591.80 and 622,313.22

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Solution

The fourth proportional to 1,131,610.83, 1,561,591.80 and 622,313.22 is: 858,775.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,610.83 : 1,561,591.80 = 622,313.22 : x
  2. Step 2: Convert to fraction form
    1,131,610.83/1,561,591.80 = 622,313.22/x
  3. Step 3: Cross multiply
    1,131,610.83x = 1,561,591.80 × 622,313.22
  4. Step 4: Simplify right side
    1,131,610.83x = 971,799,221,383.60
  5. Step 5: Solve for x
    x = 971,799,221,383.60/1,131,610.83
  6. Step 6: Final answer
    x = 858,775.12

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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.