Home / 2,078,824.60-3,118,324.38-658,849.24

Finding the Fourth Proportional to 2,078,824.60, 3,118,324.38 and 658,849.24

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Solution

The fourth proportional to 2,078,824.60, 3,118,324.38 and 658,849.24 is: 988,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,078,824.60 : 3,118,324.38 = 658,849.24 : x
  2. Step 2: Convert to fraction form
    2,078,824.60/3,118,324.38 = 658,849.24/x
  3. Step 3: Cross multiply
    2,078,824.60x = 3,118,324.38 × 658,849.24
  4. Step 4: Simplify right side
    2,078,824.60x = 2,054,505,647,836.47
  5. Step 5: Solve for x
    x = 2,054,505,647,836.47/2,078,824.60
  6. Step 6: Final answer
    x = 988,301.59

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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.