Home / 1,728,976.76-2,593,801.02-663,940.52

Finding the Fourth Proportional to 1,728,976.76, 2,593,801.02 and 663,940.52

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Solution

The fourth proportional to 1,728,976.76, 2,593,801.02 and 663,940.52 is: 996,039.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,976.76 : 2,593,801.02 = 663,940.52 : x
  2. Step 2: Convert to fraction form
    1,728,976.76/2,593,801.02 = 663,940.52/x
  3. Step 3: Cross multiply
    1,728,976.76x = 2,593,801.02 × 663,940.52
  4. Step 4: Simplify right side
    1,728,976.76x = 1,722,129,597,995.33
  5. Step 5: Solve for x
    x = 1,722,129,597,995.33/1,728,976.76
  6. Step 6: Final answer
    x = 996,039.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.