Home / 2,192,717.70-3,289,076.55-930,381.30

Finding the Fourth Proportional to 2,192,717.70, 3,289,076.55 and 930,381.30

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Solution

The fourth proportional to 2,192,717.70, 3,289,076.55 and 930,381.30 is: 1,395,571.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,717.70 : 3,289,076.55 = 930,381.30 : x
  2. Step 2: Convert to fraction form
    2,192,717.70/3,289,076.55 = 930,381.30/x
  3. Step 3: Cross multiply
    2,192,717.70x = 3,289,076.55 × 930,381.30
  4. Step 4: Simplify right side
    2,192,717.70x = 3,060,095,316,388.52
  5. Step 5: Solve for x
    x = 3,060,095,316,388.52/2,192,717.70
  6. Step 6: Final answer
    x = 1,395,571.95

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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.