Home / 1,022,104.80-1,400,288.58-983,796.44

Finding the Fourth Proportional to 1,022,104.80, 1,400,288.58 and 983,796.44

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Solution

The fourth proportional to 1,022,104.80, 1,400,288.58 and 983,796.44 is: 1,347,805.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,104.80 : 1,400,288.58 = 983,796.44 : x
  2. Step 2: Convert to fraction form
    1,022,104.80/1,400,288.58 = 983,796.44/x
  3. Step 3: Cross multiply
    1,022,104.80x = 1,400,288.58 × 983,796.44
  4. Step 4: Simplify right side
    1,022,104.80x = 1,377,598,912,975.21
  5. Step 5: Solve for x
    x = 1,377,598,912,975.21/1,022,104.80
  6. Step 6: Final answer
    x = 1,347,805.93

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.