Home / 1,260,936.42-1,891,264.46-451,288.14

Finding the Fourth Proportional to 1,260,936.42, 1,891,264.46 and 451,288.14

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Solution

The fourth proportional to 1,260,936.42, 1,891,264.46 and 451,288.14 is: 676,882.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,260,936.42 : 1,891,264.46 = 451,288.14 : x
  2. Step 2: Convert to fraction form
    1,260,936.42/1,891,264.46 = 451,288.14/x
  3. Step 3: Cross multiply
    1,260,936.42x = 1,891,264.46 × 451,288.14
  4. Step 4: Simplify right side
    1,260,936.42x = 853,505,220,401.50
  5. Step 5: Solve for x
    x = 853,505,220,401.50/1,260,936.42
  6. Step 6: Final answer
    x = 676,882.04

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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.