Home / 2,751,100.40-4,126,650.60-2,121,244.40

Finding the Fourth Proportional to 2,751,100.40, 4,126,650.60 and 2,121,244.40

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Solution

The fourth proportional to 2,751,100.40, 4,126,650.60 and 2,121,244.40 is: 3,181,866.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,100.40 : 4,126,650.60 = 2,121,244.40 : x
  2. Step 2: Convert to fraction form
    2,751,100.40/4,126,650.60 = 2,121,244.40/x
  3. Step 3: Cross multiply
    2,751,100.40x = 4,126,650.60 × 2,121,244.40
  4. Step 4: Simplify right side
    2,751,100.40x = 8,753,634,476,006.64
  5. Step 5: Solve for x
    x = 8,753,634,476,006.64/2,751,100.40
  6. Step 6: Final answer
    x = 3,181,866.60

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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.