Home / 1,090,465.62-1,505,583.30-682,732.28

Finding the Fourth Proportional to 1,090,465.62, 1,505,583.30 and 682,732.28

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Solution

The fourth proportional to 1,090,465.62, 1,505,583.30 and 682,732.28 is: 942,634.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,465.62 : 1,505,583.30 = 682,732.28 : x
  2. Step 2: Convert to fraction form
    1,090,465.62/1,505,583.30 = 682,732.28/x
  3. Step 3: Cross multiply
    1,090,465.62x = 1,505,583.30 × 682,732.28
  4. Step 4: Simplify right side
    1,090,465.62x = 1,027,910,311,611.01
  5. Step 5: Solve for x
    x = 1,027,910,311,611.01/1,090,465.62
  6. Step 6: Final answer
    x = 942,634.31

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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.