Home / 3,555,076.62-4,905,970.85-1,923,448.19

Finding the Fourth Proportional to 3,555,076.62, 4,905,970.85 and 1,923,448.19

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Solution

The fourth proportional to 3,555,076.62, 4,905,970.85 and 1,923,448.19 is: 2,654,339.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,555,076.62 : 4,905,970.85 = 1,923,448.19 : x
  2. Step 2: Convert to fraction form
    3,555,076.62/4,905,970.85 = 1,923,448.19/x
  3. Step 3: Cross multiply
    3,555,076.62x = 4,905,970.85 × 1,923,448.19
  4. Step 4: Simplify right side
    3,555,076.62x = 9,436,380,741,507.85
  5. Step 5: Solve for x
    x = 9,436,380,741,507.85/3,555,076.62
  6. Step 6: Final answer
    x = 2,654,339.62

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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.