Home / 4,681,978.20-7,022,967.30-2,414,496.60

Finding the Fourth Proportional to 4,681,978.20, 7,022,967.30 and 2,414,496.60

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Solution

The fourth proportional to 4,681,978.20, 7,022,967.30 and 2,414,496.60 is: 3,621,744.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,978.20 : 7,022,967.30 = 2,414,496.60 : x
  2. Step 2: Convert to fraction form
    4,681,978.20/7,022,967.30 = 2,414,496.60/x
  3. Step 3: Cross multiply
    4,681,978.20x = 7,022,967.30 × 2,414,496.60
  4. Step 4: Simplify right side
    4,681,978.20x = 16,956,930,667,761.18
  5. Step 5: Solve for x
    x = 16,956,930,667,761.18/4,681,978.20
  6. Step 6: Final answer
    x = 3,621,744.90

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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.