Home / 1,022,099.92-1,400,281.90-983,791.58

Finding the Fourth Proportional to 1,022,099.92, 1,400,281.90 and 983,791.58

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Solution

The fourth proportional to 1,022,099.92, 1,400,281.90 and 983,791.58 is: 1,347,799.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,099.92 : 1,400,281.90 = 983,791.58 : x
  2. Step 2: Convert to fraction form
    1,022,099.92/1,400,281.90 = 983,791.58/x
  3. Step 3: Cross multiply
    1,022,099.92x = 1,400,281.90 × 983,791.58
  4. Step 4: Simplify right side
    1,022,099.92x = 1,377,585,542,846.40
  5. Step 5: Solve for x
    x = 1,377,585,542,846.40/1,022,099.92
  6. Step 6: Final answer
    x = 1,347,799.29

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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.