Home / 1,114,537.59-1,538,067.78-631,196.82

Finding the Fourth Proportional to 1,114,537.59, 1,538,067.78 and 631,196.82

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Solution

The fourth proportional to 1,114,537.59, 1,538,067.78 and 631,196.82 is: 871,054.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,537.59 : 1,538,067.78 = 631,196.82 : x
  2. Step 2: Convert to fraction form
    1,114,537.59/1,538,067.78 = 631,196.82/x
  3. Step 3: Cross multiply
    1,114,537.59x = 1,538,067.78 × 631,196.82
  4. Step 4: Simplify right side
    1,114,537.59x = 970,823,491,680.46
  5. Step 5: Solve for x
    x = 970,823,491,680.46/1,114,537.59
  6. Step 6: Final answer
    x = 871,054.96

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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.