Home / 1,022,098.92-1,400,280.52-983,790.58

Finding the Fourth Proportional to 1,022,098.92, 1,400,280.52 and 983,790.58

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Solution

The fourth proportional to 1,022,098.92, 1,400,280.52 and 983,790.58 is: 1,347,797.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,098.92 : 1,400,280.52 = 983,790.58 : x
  2. Step 2: Convert to fraction form
    1,022,098.92/1,400,280.52 = 983,790.58/x
  3. Step 3: Cross multiply
    1,022,098.92x = 1,400,280.52 × 983,790.58
  4. Step 4: Simplify right side
    1,022,098.92x = 1,377,582,784,933.50
  5. Step 5: Solve for x
    x = 1,377,582,784,933.50/1,022,098.92
  6. Step 6: Final answer
    x = 1,347,797.91

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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.