Home / 3,410,101.20-5,108,412.60-2,212,856.40

Finding the Fourth Proportional to 3,410,101.20, 5,108,412.60 and 2,212,856.40

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Solution

The fourth proportional to 3,410,101.20, 5,108,412.60 and 2,212,856.40 is: 3,314,911.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410,101.20 : 5,108,412.60 = 2,212,856.40 : x
  2. Step 2: Convert to fraction form
    3,410,101.20/5,108,412.60 = 2,212,856.40/x
  3. Step 3: Cross multiply
    3,410,101.20x = 5,108,412.60 × 2,212,856.40
  4. Step 4: Simplify right side
    3,410,101.20x = 11,304,183,515,750.64
  5. Step 5: Solve for x
    x = 11,304,183,515,750.64/3,410,101.20
  6. Step 6: Final answer
    x = 3,314,911.45

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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.