Home / 1,265,985.64-1,747,016.58-722,297.44

Finding the Fourth Proportional to 1,265,985.64, 1,747,016.58 and 722,297.44

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Solution

The fourth proportional to 1,265,985.64, 1,747,016.58 and 722,297.44 is: 996,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,265,985.64 : 1,747,016.58 = 722,297.44 : x
  2. Step 2: Convert to fraction form
    1,265,985.64/1,747,016.58 = 722,297.44/x
  3. Step 3: Cross multiply
    1,265,985.64x = 1,747,016.58 × 722,297.44
  4. Step 4: Simplify right side
    1,265,985.64x = 1,261,865,603,371.56
  5. Step 5: Solve for x
    x = 1,261,865,603,371.56/1,265,985.64
  6. Step 6: Final answer
    x = 996,745.59

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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.