Home / 1,729,128.34-2,593,816.91-664,170.44

Finding the Fourth Proportional to 1,729,128.34, 2,593,816.91 and 664,170.44

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Solution

The fourth proportional to 1,729,128.34, 2,593,816.91 and 664,170.44 is: 996,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,128.34 : 2,593,816.91 = 664,170.44 : x
  2. Step 2: Convert to fraction form
    1,729,128.34/2,593,816.91 = 664,170.44/x
  3. Step 3: Cross multiply
    1,729,128.34x = 2,593,816.91 × 664,170.44
  4. Step 4: Simplify right side
    1,729,128.34x = 1,722,736,515,073.29
  5. Step 5: Solve for x
    x = 1,722,736,515,073.29/1,729,128.34
  6. Step 6: Final answer
    x = 996,303.44

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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.