Home / 3,380,031-4,664,442.78-1,949,247

Finding the Fourth Proportional to 3,380,031, 4,664,442.78 and 1,949,247

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Solution

The fourth proportional to 3,380,031, 4,664,442.78 and 1,949,247 is: 2,689,960.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,380,031 : 4,664,442.78 = 1,949,247 : x
  2. Step 2: Convert to fraction form
    3,380,031/4,664,442.78 = 1,949,247/x
  3. Step 3: Cross multiply
    3,380,031x = 4,664,442.78 × 1,949,247
  4. Step 4: Simplify right side
    3,380,031x = 9,092,151,095,586.66
  5. Step 5: Solve for x
    x = 9,092,151,095,586.66/3,380,031
  6. Step 6: Final answer
    x = 2,689,960.86

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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.