Home / 2,174,456.80-3,259,611.60-1,694,418.40

Finding the Fourth Proportional to 2,174,456.80, 3,259,611.60 and 1,694,418.40

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Solution

The fourth proportional to 2,174,456.80, 3,259,611.60 and 1,694,418.40 is: 2,540,011.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,456.80 : 3,259,611.60 = 1,694,418.40 : x
  2. Step 2: Convert to fraction form
    2,174,456.80/3,259,611.60 = 1,694,418.40/x
  3. Step 3: Cross multiply
    2,174,456.80x = 3,259,611.60 × 1,694,418.40
  4. Step 4: Simplify right side
    2,174,456.80x = 5,523,145,871,893.44
  5. Step 5: Solve for x
    x = 5,523,145,871,893.44/2,174,456.80
  6. Step 6: Final answer
    x = 2,540,011.77

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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.