Home / 3,608,767.72-4,980,099.31-1,977,236.96

Finding the Fourth Proportional to 3,608,767.72, 4,980,099.31 and 1,977,236.96

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Solution

The fourth proportional to 3,608,767.72, 4,980,099.31 and 1,977,236.96 is: 2,728,586.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,608,767.72 : 4,980,099.31 = 1,977,236.96 : x
  2. Step 2: Convert to fraction form
    3,608,767.72/4,980,099.31 = 1,977,236.96/x
  3. Step 3: Cross multiply
    3,608,767.72x = 4,980,099.31 × 1,977,236.96
  4. Step 4: Simplify right side
    3,608,767.72x = 9,846,836,410,316.31
  5. Step 5: Solve for x
    x = 9,846,836,410,316.31/3,608,767.72
  6. Step 6: Final answer
    x = 2,728,586.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.