Home / 2,057,816.82-3,086,884.94-618,387.87

Finding the Fourth Proportional to 2,057,816.82, 3,086,884.94 and 618,387.87

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Solution

The fourth proportional to 2,057,816.82, 3,086,884.94 and 618,387.87 is: 927,629.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,057,816.82 : 3,086,884.94 = 618,387.87 : x
  2. Step 2: Convert to fraction form
    2,057,816.82/3,086,884.94 = 618,387.87/x
  3. Step 3: Cross multiply
    2,057,816.82x = 3,086,884.94 × 618,387.87
  4. Step 4: Simplify right side
    2,057,816.82x = 1,908,892,199,889.74
  5. Step 5: Solve for x
    x = 1,908,892,199,889.74/2,057,816.82
  6. Step 6: Final answer
    x = 927,629.80

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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.