Home / 2,077,331.40-3,115,997.10-1,994,387.40

Finding the Fourth Proportional to 2,077,331.40, 3,115,997.10 and 1,994,387.40

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Solution

The fourth proportional to 2,077,331.40, 3,115,997.10 and 1,994,387.40 is: 2,991,581.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,331.40 : 3,115,997.10 = 1,994,387.40 : x
  2. Step 2: Convert to fraction form
    2,077,331.40/3,115,997.10 = 1,994,387.40/x
  3. Step 3: Cross multiply
    2,077,331.40x = 3,115,997.10 × 1,994,387.40
  4. Step 4: Simplify right side
    2,077,331.40x = 6,214,505,354,676.54
  5. Step 5: Solve for x
    x = 6,214,505,354,676.54/2,077,331.40
  6. Step 6: Final answer
    x = 2,991,581.10

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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.