Home / 1,728,997.34-2,593,620.57-664,039.40

Finding the Fourth Proportional to 1,728,997.34, 2,593,620.57 and 664,039.40

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Solution

The fourth proportional to 1,728,997.34, 2,593,620.57 and 664,039.40 is: 996,106.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,997.34 : 2,593,620.57 = 664,039.40 : x
  2. Step 2: Convert to fraction form
    1,728,997.34/2,593,620.57 = 664,039.40/x
  3. Step 3: Cross multiply
    1,728,997.34x = 2,593,620.57 × 664,039.40
  4. Step 4: Simplify right side
    1,728,997.34x = 1,722,266,247,130.46
  5. Step 5: Solve for x
    x = 1,722,266,247,130.46/1,728,997.34
  6. Step 6: Final answer
    x = 996,106.94

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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.