Home / 3,563,998.20-5,345,997.30-1,289,518.20

Finding the Fourth Proportional to 3,563,998.20, 5,345,997.30 and 1,289,518.20

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Solution

The fourth proportional to 3,563,998.20, 5,345,997.30 and 1,289,518.20 is: 1,934,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,563,998.20 : 5,345,997.30 = 1,289,518.20 : x
  2. Step 2: Convert to fraction form
    3,563,998.20/5,345,997.30 = 1,289,518.20/x
  3. Step 3: Cross multiply
    3,563,998.20x = 5,345,997.30 × 1,289,518.20
  4. Step 4: Simplify right side
    3,563,998.20x = 6,893,760,815,500.86
  5. Step 5: Solve for x
    x = 6,893,760,815,500.86/3,563,998.20
  6. Step 6: Final answer
    x = 1,934,277.30

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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.