Home / 3,268,117.80-4,902,176.70-2,197,362.60

Finding the Fourth Proportional to 3,268,117.80, 4,902,176.70 and 2,197,362.60

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Solution

The fourth proportional to 3,268,117.80, 4,902,176.70 and 2,197,362.60 is: 3,296,043.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268,117.80 : 4,902,176.70 = 2,197,362.60 : x
  2. Step 2: Convert to fraction form
    3,268,117.80/4,902,176.70 = 2,197,362.60/x
  3. Step 3: Cross multiply
    3,268,117.80x = 4,902,176.70 × 2,197,362.60
  4. Step 4: Simplify right side
    3,268,117.80x = 10,771,859,739,171.42
  5. Step 5: Solve for x
    x = 10,771,859,739,171.42/3,268,117.80
  6. Step 6: Final answer
    x = 3,296,043.90

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Double scale
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Similar ratio
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1.5x scale

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.