Home / 2,180,781.60-3,271,172.40-851,085.60

Finding the Fourth Proportional to 2,180,781.60, 3,271,172.40 and 851,085.60

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Solution

The fourth proportional to 2,180,781.60, 3,271,172.40 and 851,085.60 is: 1,276,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180,781.60 : 3,271,172.40 = 851,085.60 : x
  2. Step 2: Convert to fraction form
    2,180,781.60/3,271,172.40 = 851,085.60/x
  3. Step 3: Cross multiply
    2,180,781.60x = 3,271,172.40 × 851,085.60
  4. Step 4: Simplify right side
    2,180,781.60x = 2,784,047,724,757.44
  5. Step 5: Solve for x
    x = 2,784,047,724,757.44/2,180,781.60
  6. Step 6: Final answer
    x = 1,276,628.40

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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.