Home / 3,897,161.78-5,851,043.80-2,192,504.62

Finding the Fourth Proportional to 3,897,161.78, 5,851,043.80 and 2,192,504.62

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Solution

The fourth proportional to 3,897,161.78, 5,851,043.80 and 2,192,504.62 is: 3,291,739.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,161.78 : 5,851,043.80 = 2,192,504.62 : x
  2. Step 2: Convert to fraction form
    3,897,161.78/5,851,043.80 = 2,192,504.62/x
  3. Step 3: Cross multiply
    3,897,161.78x = 5,851,043.80 × 2,192,504.62
  4. Step 4: Simplify right side
    3,897,161.78x = 12,828,440,563,322.36
  5. Step 5: Solve for x
    x = 12,828,440,563,322.36/3,897,161.78
  6. Step 6: Final answer
    x = 3,291,739.29

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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.