Home / 2,261,418.64-3,121,485.03-1,447,813.64

Finding the Fourth Proportional to 2,261,418.64, 3,121,485.03 and 1,447,813.64

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Solution

The fourth proportional to 2,261,418.64, 3,121,485.03 and 1,447,813.64 is: 1,998,448.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,418.64 : 3,121,485.03 = 1,447,813.64 : x
  2. Step 2: Convert to fraction form
    2,261,418.64/3,121,485.03 = 1,447,813.64/x
  3. Step 3: Cross multiply
    2,261,418.64x = 3,121,485.03 × 1,447,813.64
  4. Step 4: Simplify right side
    2,261,418.64x = 4,519,328,611,293.52
  5. Step 5: Solve for x
    x = 4,519,328,611,293.52/2,261,418.64
  6. Step 6: Final answer
    x = 1,998,448.47

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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.