Home / 2,201,020.80-3,299,611.20-854,102.40

Finding the Fourth Proportional to 2,201,020.80, 3,299,611.20 and 854,102.40

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Solution

The fourth proportional to 2,201,020.80, 3,299,611.20 and 854,102.40 is: 1,280,408.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,020.80 : 3,299,611.20 = 854,102.40 : x
  2. Step 2: Convert to fraction form
    2,201,020.80/3,299,611.20 = 854,102.40/x
  3. Step 3: Cross multiply
    2,201,020.80x = 3,299,611.20 × 854,102.40
  4. Step 4: Simplify right side
    2,201,020.80x = 2,818,205,844,986.88
  5. Step 5: Solve for x
    x = 2,818,205,844,986.88/2,201,020.80
  6. Step 6: Final answer
    x = 1,280,408.55

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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.