Home / 2,657,328-3,985,954.56-1,236,589.44

Finding the Fourth Proportional to 2,657,328, 3,985,954.56 and 1,236,589.44

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Solution

The fourth proportional to 2,657,328, 3,985,954.56 and 1,236,589.44 is: 1,854,866.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,328 : 3,985,954.56 = 1,236,589.44 : x
  2. Step 2: Convert to fraction form
    2,657,328/3,985,954.56 = 1,236,589.44/x
  3. Step 3: Cross multiply
    2,657,328x = 3,985,954.56 × 1,236,589.44
  4. Step 4: Simplify right side
    2,657,328x = 4,928,989,317,215.85
  5. Step 5: Solve for x
    x = 4,928,989,317,215.85/2,657,328
  6. Step 6: Final answer
    x = 1,854,866.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.