Home / 2,685,236.46-4,028,230.50-862,989.04

Finding the Fourth Proportional to 2,685,236.46, 4,028,230.50 and 862,989.04

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Solution

The fourth proportional to 2,685,236.46, 4,028,230.50 and 862,989.04 is: 1,294,604.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,236.46 : 4,028,230.50 = 862,989.04 : x
  2. Step 2: Convert to fraction form
    2,685,236.46/4,028,230.50 = 862,989.04/x
  3. Step 3: Cross multiply
    2,685,236.46x = 4,028,230.50 × 862,989.04
  4. Step 4: Simplify right side
    2,685,236.46x = 3,476,318,772,093.72
  5. Step 5: Solve for x
    x = 3,476,318,772,093.72/2,685,236.46
  6. Step 6: Final answer
    x = 1,294,604.34

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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.