Home / 1,661,687.88-2,293,126.38-897,739.08

Finding the Fourth Proportional to 1,661,687.88, 2,293,126.38 and 897,739.08

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Solution

The fourth proportional to 1,661,687.88, 2,293,126.38 and 897,739.08 is: 1,238,878.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,687.88 : 2,293,126.38 = 897,739.08 : x
  2. Step 2: Convert to fraction form
    1,661,687.88/2,293,126.38 = 897,739.08/x
  3. Step 3: Cross multiply
    1,661,687.88x = 2,293,126.38 × 897,739.08
  4. Step 4: Simplify right side
    1,661,687.88x = 2,058,629,166,704.93
  5. Step 5: Solve for x
    x = 2,058,629,166,704.93/1,661,687.88
  6. Step 6: Final answer
    x = 1,238,878.37

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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.