Home / 997,687.24-1,377,261.54-635,607.56

Finding the Fourth Proportional to 997,687.24, 1,377,261.54 and 635,607.56

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Solution

The fourth proportional to 997,687.24, 1,377,261.54 and 635,607.56 is: 877,427.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,687.24 : 1,377,261.54 = 635,607.56 : x
  2. Step 2: Convert to fraction form
    997,687.24/1,377,261.54 = 635,607.56/x
  3. Step 3: Cross multiply
    997,687.24x = 1,377,261.54 × 635,607.56
  4. Step 4: Simplify right side
    997,687.24x = 875,397,846,921.24
  5. Step 5: Solve for x
    x = 875,397,846,921.24/997,687.24
  6. Step 6: Final answer
    x = 877,427.13

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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.