Home / 1,022,098.41-1,400,279.84-983,790.07

Finding the Fourth Proportional to 1,022,098.41, 1,400,279.84 and 983,790.07

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Solution

The fourth proportional to 1,022,098.41, 1,400,279.84 and 983,790.07 is: 1,347,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,098.41 : 1,400,279.84 = 983,790.07 : x
  2. Step 2: Convert to fraction form
    1,022,098.41/1,400,279.84 = 983,790.07/x
  3. Step 3: Cross multiply
    1,022,098.41x = 1,400,279.84 × 983,790.07
  4. Step 4: Simplify right side
    1,022,098.41x = 1,377,581,396,894.24
  5. Step 5: Solve for x
    x = 1,377,581,396,894.24/1,022,098.41
  6. Step 6: Final answer
    x = 1,347,797.22

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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.