Home / 1,728,356.20-2,592,188.70-829,796.20

Finding the Fourth Proportional to 1,728,356.20, 2,592,188.70 and 829,796.20

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Solution

The fourth proportional to 1,728,356.20, 2,592,188.70 and 829,796.20 is: 1,244,528.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,356.20 : 2,592,188.70 = 829,796.20 : x
  2. Step 2: Convert to fraction form
    1,728,356.20/2,592,188.70 = 829,796.20/x
  3. Step 3: Cross multiply
    1,728,356.20x = 2,592,188.70 × 829,796.20
  4. Step 4: Simplify right side
    1,728,356.20x = 2,150,988,332,942.94
  5. Step 5: Solve for x
    x = 2,150,988,332,942.94/1,728,356.20
  6. Step 6: Final answer
    x = 1,244,528.37

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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.