Home / 1,131,607.33-1,561,586.97-622,309.72

Finding the Fourth Proportional to 1,131,607.33, 1,561,586.97 and 622,309.72

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Solution

The fourth proportional to 1,131,607.33, 1,561,586.97 and 622,309.72 is: 858,770.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,607.33 : 1,561,586.97 = 622,309.72 : x
  2. Step 2: Convert to fraction form
    1,131,607.33/1,561,586.97 = 622,309.72/x
  3. Step 3: Cross multiply
    1,131,607.33x = 1,561,586.97 × 622,309.72
  4. Step 4: Simplify right side
    1,131,607.33x = 971,790,750,056.35
  5. Step 5: Solve for x
    x = 971,790,750,056.35/1,131,607.33
  6. Step 6: Final answer
    x = 858,770.29

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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.