Home / 2,538,361.22-3,807,554.80-855,479.30

Finding the Fourth Proportional to 2,538,361.22, 3,807,554.80 and 855,479.30

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Solution

The fourth proportional to 2,538,361.22, 3,807,554.80 and 855,479.30 is: 1,283,223.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,538,361.22 : 3,807,554.80 = 855,479.30 : x
  2. Step 2: Convert to fraction form
    2,538,361.22/3,807,554.80 = 855,479.30/x
  3. Step 3: Cross multiply
    2,538,361.22x = 3,807,554.80 × 855,479.30
  4. Step 4: Simplify right side
    2,538,361.22x = 3,257,284,315,015.64
  5. Step 5: Solve for x
    x = 3,257,284,315,015.64/2,538,361.22
  6. Step 6: Final answer
    x = 1,283,223.32

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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.