Home / 1,131,797.80-1,561,868.58-622,507.24

Finding the Fourth Proportional to 1,131,797.80, 1,561,868.58 and 622,507.24

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Solution

The fourth proportional to 1,131,797.80, 1,561,868.58 and 622,507.24 is: 859,053.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,797.80 : 1,561,868.58 = 622,507.24 : x
  2. Step 2: Convert to fraction form
    1,131,797.80/1,561,868.58 = 622,507.24/x
  3. Step 3: Cross multiply
    1,131,797.80x = 1,561,868.58 × 622,507.24
  4. Step 4: Simplify right side
    1,131,797.80x = 972,274,498,978.52
  5. Step 5: Solve for x
    x = 972,274,498,978.52/1,131,797.80
  6. Step 6: Final answer
    x = 859,053.18

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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.