Home / 2,183,684.55-3,275,526.83-987,942.30

Finding the Fourth Proportional to 2,183,684.55, 3,275,526.83 and 987,942.30

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Solution

The fourth proportional to 2,183,684.55, 3,275,526.83 and 987,942.30 is: 1,481,913.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,684.55 : 3,275,526.83 = 987,942.30 : x
  2. Step 2: Convert to fraction form
    2,183,684.55/3,275,526.83 = 987,942.30/x
  3. Step 3: Cross multiply
    2,183,684.55x = 3,275,526.83 × 987,942.30
  4. Step 4: Simplify right side
    2,183,684.55x = 3,236,031,505,202.20
  5. Step 5: Solve for x
    x = 3,236,031,505,202.20/2,183,684.55
  6. Step 6: Final answer
    x = 1,481,913.45

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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.