Home / 2,271,918.11-3,135,196.49-1,253,322.59

Finding the Fourth Proportional to 2,271,918.11, 3,135,196.49 and 1,253,322.59

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Solution

The fourth proportional to 2,271,918.11, 3,135,196.49 and 1,253,322.59 is: 1,729,557.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,918.11 : 3,135,196.49 = 1,253,322.59 : x
  2. Step 2: Convert to fraction form
    2,271,918.11/3,135,196.49 = 1,253,322.59/x
  3. Step 3: Cross multiply
    2,271,918.11x = 3,135,196.49 × 1,253,322.59
  4. Step 4: Simplify right side
    2,271,918.11x = 3,929,412,563,063.11
  5. Step 5: Solve for x
    x = 3,929,412,563,063.11/2,271,918.11
  6. Step 6: Final answer
    x = 1,729,557.31

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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.