Home / 1,381,496.50-2,072,361.39-384,224.50

Finding the Fourth Proportional to 1,381,496.50, 2,072,361.39 and 384,224.50

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Solution

The fourth proportional to 1,381,496.50, 2,072,361.39 and 384,224.50 is: 576,369.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,496.50 : 2,072,361.39 = 384,224.50 : x
  2. Step 2: Convert to fraction form
    1,381,496.50/2,072,361.39 = 384,224.50/x
  3. Step 3: Cross multiply
    1,381,496.50x = 2,072,361.39 × 384,224.50
  4. Step 4: Simplify right side
    1,381,496.50x = 796,252,018,892.06
  5. Step 5: Solve for x
    x = 796,252,018,892.06/1,381,496.50
  6. Step 6: Final answer
    x = 576,369.19

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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.