Home / 1,728,991.85-2,593,612.33-664,033.91

Finding the Fourth Proportional to 1,728,991.85, 2,593,612.33 and 664,033.91

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Solution

The fourth proportional to 1,728,991.85, 2,593,612.33 and 664,033.91 is: 996,098.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,991.85 : 2,593,612.33 = 664,033.91 : x
  2. Step 2: Convert to fraction form
    1,728,991.85/2,593,612.33 = 664,033.91/x
  3. Step 3: Cross multiply
    1,728,991.85x = 2,593,612.33 × 664,033.91
  4. Step 4: Simplify right side
    1,728,991.85x = 1,722,246,520,225.88
  5. Step 5: Solve for x
    x = 1,722,246,520,225.88/1,728,991.85
  6. Step 6: Final answer
    x = 996,098.69

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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.