Home / 3,238,243.80-4,857,365.70-994,090.20

Finding the Fourth Proportional to 3,238,243.80, 4,857,365.70 and 994,090.20

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Solution

The fourth proportional to 3,238,243.80, 4,857,365.70 and 994,090.20 is: 1,491,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,243.80 : 4,857,365.70 = 994,090.20 : x
  2. Step 2: Convert to fraction form
    3,238,243.80/4,857,365.70 = 994,090.20/x
  3. Step 3: Cross multiply
    3,238,243.80x = 4,857,365.70 × 994,090.20
  4. Step 4: Simplify right side
    3,238,243.80x = 4,828,659,640,186.14
  5. Step 5: Solve for x
    x = 4,828,659,640,186.14/3,238,243.80
  6. Step 6: Final answer
    x = 1,491,135.30

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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.