Home / 2,227,081.87-3,073,381.41-1,208,486.62

Finding the Fourth Proportional to 2,227,081.87, 3,073,381.41 and 1,208,486.62

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Solution

The fourth proportional to 2,227,081.87, 3,073,381.41 and 1,208,486.62 is: 1,667,716.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,081.87 : 3,073,381.41 = 1,208,486.62 : x
  2. Step 2: Convert to fraction form
    2,227,081.87/3,073,381.41 = 1,208,486.62/x
  3. Step 3: Cross multiply
    2,227,081.87x = 3,073,381.41 × 1,208,486.62
  4. Step 4: Simplify right side
    2,227,081.87x = 3,714,140,312,141.74
  5. Step 5: Solve for x
    x = 3,714,140,312,141.74/2,227,081.87
  6. Step 6: Final answer
    x = 1,667,716.11

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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.