Home / 5,494,507.20-8,241,760.80-2,807,121.60

Finding the Fourth Proportional to 5,494,507.20, 8,241,760.80 and 2,807,121.60

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Solution

The fourth proportional to 5,494,507.20, 8,241,760.80 and 2,807,121.60 is: 4,210,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,494,507.20 : 8,241,760.80 = 2,807,121.60 : x
  2. Step 2: Convert to fraction form
    5,494,507.20/8,241,760.80 = 2,807,121.60/x
  3. Step 3: Cross multiply
    5,494,507.20x = 8,241,760.80 × 2,807,121.60
  4. Step 4: Simplify right side
    5,494,507.20x = 23,135,624,763,713.28
  5. Step 5: Solve for x
    x = 23,135,624,763,713.28/5,494,507.20
  6. Step 6: Final answer
    x = 4,210,682.40

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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.