Home / 2,689,896.54-4,034,057.42-2,215,405.02

Finding the Fourth Proportional to 2,689,896.54, 4,034,057.42 and 2,215,405.02

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Solution

The fourth proportional to 2,689,896.54, 4,034,057.42 and 2,215,405.02 is: 3,322,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,689,896.54 : 4,034,057.42 = 2,215,405.02 : x
  2. Step 2: Convert to fraction form
    2,689,896.54/4,034,057.42 = 2,215,405.02/x
  3. Step 3: Cross multiply
    2,689,896.54x = 4,034,057.42 × 2,215,405.02
  4. Step 4: Simplify right side
    2,689,896.54x = 8,937,071,059,236.25
  5. Step 5: Solve for x
    x = 8,937,071,059,236.25/2,689,896.54
  6. Step 6: Final answer
    x = 3,322,459.03

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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.