Home / 1,660,793.10-2,491,189.65-1,646,796.30

Finding the Fourth Proportional to 1,660,793.10, 2,491,189.65 and 1,646,796.30

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Solution

The fourth proportional to 1,660,793.10, 2,491,189.65 and 1,646,796.30 is: 2,470,194.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,660,793.10 : 2,491,189.65 = 1,646,796.30 : x
  2. Step 2: Convert to fraction form
    1,660,793.10/2,491,189.65 = 1,646,796.30/x
  3. Step 3: Cross multiply
    1,660,793.10x = 2,491,189.65 × 1,646,796.30
  4. Step 4: Simplify right side
    1,660,793.10x = 4,102,481,898,218.30
  5. Step 5: Solve for x
    x = 4,102,481,898,218.30/1,660,793.10
  6. Step 6: Final answer
    x = 2,470,194.45

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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.