Home / 1,923,134.31-2,654,057.72-1,107,552.80

Finding the Fourth Proportional to 1,923,134.31, 2,654,057.72 and 1,107,552.80

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Solution

The fourth proportional to 1,923,134.31, 2,654,057.72 and 1,107,552.80 is: 1,528,499.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,134.31 : 2,654,057.72 = 1,107,552.80 : x
  2. Step 2: Convert to fraction form
    1,923,134.31/2,654,057.72 = 1,107,552.80/x
  3. Step 3: Cross multiply
    1,923,134.31x = 2,654,057.72 × 1,107,552.80
  4. Step 4: Simplify right side
    1,923,134.31x = 2,939,509,040,339.56
  5. Step 5: Solve for x
    x = 2,939,509,040,339.56/1,923,134.31
  6. Step 6: Final answer
    x = 1,528,499.09

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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.