Home / 1,364,634.72-2,045,522.16-764,716.32

Finding the Fourth Proportional to 1,364,634.72, 2,045,522.16 and 764,716.32

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Solution

The fourth proportional to 1,364,634.72, 2,045,522.16 and 764,716.32 is: 1,146,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,364,634.72 : 2,045,522.16 = 764,716.32 : x
  2. Step 2: Convert to fraction form
    1,364,634.72/2,045,522.16 = 764,716.32/x
  3. Step 3: Cross multiply
    1,364,634.72x = 2,045,522.16 × 764,716.32
  4. Step 4: Simplify right side
    1,364,634.72x = 1,564,244,178,673.65
  5. Step 5: Solve for x
    x = 1,564,244,178,673.65/1,364,634.72
  6. Step 6: Final answer
    x = 1,146,273.18

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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.