Home / 2,409,715.28-3,612,222.84-1,147,203.92

Finding the Fourth Proportional to 2,409,715.28, 3,612,222.84 and 1,147,203.92

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Solution

The fourth proportional to 2,409,715.28, 3,612,222.84 and 1,147,203.92 is: 1,719,687.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,715.28 : 3,612,222.84 = 1,147,203.92 : x
  2. Step 2: Convert to fraction form
    2,409,715.28/3,612,222.84 = 1,147,203.92/x
  3. Step 3: Cross multiply
    2,409,715.28x = 3,612,222.84 × 1,147,203.92
  4. Step 4: Simplify right side
    2,409,715.28x = 4,143,956,201,961.53
  5. Step 5: Solve for x
    x = 4,143,956,201,961.53/2,409,715.28
  6. Step 6: Final answer
    x = 1,719,687.07

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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.