Home / 3,500,713.90-5,251,070.85-841,321.90

Finding the Fourth Proportional to 3,500,713.90, 5,251,070.85 and 841,321.90

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Solution

The fourth proportional to 3,500,713.90, 5,251,070.85 and 841,321.90 is: 1,261,982.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,713.90 : 5,251,070.85 = 841,321.90 : x
  2. Step 2: Convert to fraction form
    3,500,713.90/5,251,070.85 = 841,321.90/x
  3. Step 3: Cross multiply
    3,500,713.90x = 5,251,070.85 × 841,321.90
  4. Step 4: Simplify right side
    3,500,713.90x = 4,417,840,904,556.62
  5. Step 5: Solve for x
    x = 4,417,840,904,556.62/3,500,713.90
  6. Step 6: Final answer
    x = 1,261,982.85

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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.