Home / 1,131,727.08-1,561,757.58-622,437.96

Finding the Fourth Proportional to 1,131,727.08, 1,561,757.58 and 622,437.96

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Solution

The fourth proportional to 1,131,727.08, 1,561,757.58 and 622,437.96 is: 858,950.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,727.08 : 1,561,757.58 = 622,437.96 : x
  2. Step 2: Convert to fraction form
    1,131,727.08/1,561,757.58 = 622,437.96/x
  3. Step 3: Cross multiply
    1,131,727.08x = 1,561,757.58 × 622,437.96
  4. Step 4: Simplify right side
    1,131,727.08x = 972,097,202,109.74
  5. Step 5: Solve for x
    x = 972,097,202,109.74/1,131,727.08
  6. Step 6: Final answer
    x = 858,950.20

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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.