Home / 1,266,307.31-1,747,343.99-1,008,837.27

Finding the Fourth Proportional to 1,266,307.31, 1,747,343.99 and 1,008,837.27

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Solution

The fourth proportional to 1,266,307.31, 1,747,343.99 and 1,008,837.27 is: 1,392,067.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,307.31 : 1,747,343.99 = 1,008,837.27 : x
  2. Step 2: Convert to fraction form
    1,266,307.31/1,747,343.99 = 1,008,837.27/x
  3. Step 3: Cross multiply
    1,266,307.31x = 1,747,343.99 × 1,008,837.27
  4. Step 4: Simplify right side
    1,266,307.31x = 1,762,785,735,578.32
  5. Step 5: Solve for x
    x = 1,762,785,735,578.32/1,266,307.31
  6. Step 6: Final answer
    x = 1,392,067.89

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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.