Home / 2,405,840.60-3,608,760.90-807,872.60

Finding the Fourth Proportional to 2,405,840.60, 3,608,760.90 and 807,872.60

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Solution

The fourth proportional to 2,405,840.60, 3,608,760.90 and 807,872.60 is: 1,211,808.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,840.60 : 3,608,760.90 = 807,872.60 : x
  2. Step 2: Convert to fraction form
    2,405,840.60/3,608,760.90 = 807,872.60/x
  3. Step 3: Cross multiply
    2,405,840.60x = 3,608,760.90 × 807,872.60
  4. Step 4: Simplify right side
    2,405,840.60x = 2,915,419,051,061.34
  5. Step 5: Solve for x
    x = 2,915,419,051,061.34/2,405,840.60
  6. Step 6: Final answer
    x = 1,211,808.90

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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.