Home / 2,576,652.20-3,857,105.10-2,009,781.80

Finding the Fourth Proportional to 2,576,652.20, 3,857,105.10 and 2,009,781.80

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Solution

The fourth proportional to 2,576,652.20, 3,857,105.10 and 2,009,781.80 is: 3,008,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,576,652.20 : 3,857,105.10 = 2,009,781.80 : x
  2. Step 2: Convert to fraction form
    2,576,652.20/3,857,105.10 = 2,009,781.80/x
  3. Step 3: Cross multiply
    2,576,652.20x = 3,857,105.10 × 2,009,781.80
  4. Step 4: Simplify right side
    2,576,652.20x = 7,751,939,630,667.18
  5. Step 5: Solve for x
    x = 7,751,939,630,667.18/2,576,652.20
  6. Step 6: Final answer
    x = 3,008,531.63

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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.