Home / 2,188,233.40-3,285,729.30-1,192,905.40

Finding the Fourth Proportional to 2,188,233.40, 3,285,729.30 and 1,192,905.40

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Solution

The fourth proportional to 2,188,233.40, 3,285,729.30 and 1,192,905.40 is: 1,791,200.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,233.40 : 3,285,729.30 = 1,192,905.40 : x
  2. Step 2: Convert to fraction form
    2,188,233.40/3,285,729.30 = 1,192,905.40/x
  3. Step 3: Cross multiply
    2,188,233.40x = 3,285,729.30 × 1,192,905.40
  4. Step 4: Simplify right side
    2,188,233.40x = 3,919,564,224,908.22
  5. Step 5: Solve for x
    x = 3,919,564,224,908.22/2,188,233.40
  6. Step 6: Final answer
    x = 1,791,200.26

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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.