Home / 3,769,813.80-5,654,720.70-1,972,002.60

Finding the Fourth Proportional to 3,769,813.80, 5,654,720.70 and 1,972,002.60

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Solution

The fourth proportional to 3,769,813.80, 5,654,720.70 and 1,972,002.60 is: 2,958,003.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769,813.80 : 5,654,720.70 = 1,972,002.60 : x
  2. Step 2: Convert to fraction form
    3,769,813.80/5,654,720.70 = 1,972,002.60/x
  3. Step 3: Cross multiply
    3,769,813.80x = 5,654,720.70 × 1,972,002.60
  4. Step 4: Simplify right side
    3,769,813.80x = 11,151,123,922,673.82
  5. Step 5: Solve for x
    x = 11,151,123,922,673.82/3,769,813.80
  6. Step 6: Final answer
    x = 2,958,003.90

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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.