Home / 2,227,084.75-3,073,385.38-1,208,489.50

Finding the Fourth Proportional to 2,227,084.75, 3,073,385.38 and 1,208,489.50

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Solution

The fourth proportional to 2,227,084.75, 3,073,385.38 and 1,208,489.50 is: 1,667,720.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,084.75 : 3,073,385.38 = 1,208,489.50 : x
  2. Step 2: Convert to fraction form
    2,227,084.75/3,073,385.38 = 1,208,489.50/x
  3. Step 3: Cross multiply
    2,227,084.75x = 3,073,385.38 × 1,208,489.50
  4. Step 4: Simplify right side
    2,227,084.75x = 3,714,153,961,183.51
  5. Step 5: Solve for x
    x = 3,714,153,961,183.51/2,227,084.75
  6. Step 6: Final answer
    x = 1,667,720.08

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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.