Home / 5,659,740.80-8,489,611.20-2,825,388.80

Finding the Fourth Proportional to 5,659,740.80, 8,489,611.20 and 2,825,388.80

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Solution

The fourth proportional to 5,659,740.80, 8,489,611.20 and 2,825,388.80 is: 4,238,083.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,659,740.80 : 8,489,611.20 = 2,825,388.80 : x
  2. Step 2: Convert to fraction form
    5,659,740.80/8,489,611.20 = 2,825,388.80/x
  3. Step 3: Cross multiply
    5,659,740.80x = 8,489,611.20 × 2,825,388.80
  4. Step 4: Simplify right side
    5,659,740.80x = 23,986,452,400,834.55
  5. Step 5: Solve for x
    x = 23,986,452,400,834.55/5,659,740.80
  6. Step 6: Final answer
    x = 4,238,083.20

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Double scale
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Similar ratio
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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.