Home / 1,923,423.20-2,654,092.72-1,107,892.12

Finding the Fourth Proportional to 1,923,423.20, 2,654,092.72 and 1,107,892.12

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Solution

The fourth proportional to 1,923,423.20, 2,654,092.72 and 1,107,892.12 is: 1,528,757.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,423.20 : 2,654,092.72 = 1,107,892.12 : x
  2. Step 2: Convert to fraction form
    1,923,423.20/2,654,092.72 = 1,107,892.12/x
  3. Step 3: Cross multiply
    1,923,423.20x = 2,654,092.72 × 1,107,892.12
  4. Step 4: Simplify right side
    1,923,423.20x = 2,940,448,410,237.37
  5. Step 5: Solve for x
    x = 2,940,448,410,237.37/1,923,423.20
  6. Step 6: Final answer
    x = 1,528,757.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.