Home / 1,022,863.58-1,534,813.62-681,540.32

Finding the Fourth Proportional to 1,022,863.58, 1,534,813.62 and 681,540.32

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Solution

The fourth proportional to 1,022,863.58, 1,534,813.62 and 681,540.32 is: 1,022,655.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,863.58 : 1,534,813.62 = 681,540.32 : x
  2. Step 2: Convert to fraction form
    1,022,863.58/1,534,813.62 = 681,540.32/x
  3. Step 3: Cross multiply
    1,022,863.58x = 1,534,813.62 × 681,540.32
  4. Step 4: Simplify right side
    1,022,863.58x = 1,046,037,365,715.16
  5. Step 5: Solve for x
    x = 1,046,037,365,715.16/1,022,863.58
  6. Step 6: Final answer
    x = 1,022,655.79

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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.