Home / 3,958,879.88-5,463,283.40-2,148,043.88

Finding the Fourth Proportional to 3,958,879.88, 5,463,283.40 and 2,148,043.88

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Solution

The fourth proportional to 3,958,879.88, 5,463,283.40 and 2,148,043.88 is: 2,964,316.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958,879.88 : 5,463,283.40 = 2,148,043.88 : x
  2. Step 2: Convert to fraction form
    3,958,879.88/5,463,283.40 = 2,148,043.88/x
  3. Step 3: Cross multiply
    3,958,879.88x = 5,463,283.40 × 2,148,043.88
  4. Step 4: Simplify right side
    3,958,879.88x = 11,735,372,434,018.96
  5. Step 5: Solve for x
    x = 11,735,372,434,018.96/3,958,879.88
  6. Step 6: Final answer
    x = 2,964,316.37

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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.