Home / 1,381,491-2,072,353.14-384,219

Finding the Fourth Proportional to 1,381,491, 2,072,353.14 and 384,219

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Solution

The fourth proportional to 1,381,491, 2,072,353.14 and 384,219 is: 576,360.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,491 : 2,072,353.14 = 384,219 : x
  2. Step 2: Convert to fraction form
    1,381,491/2,072,353.14 = 384,219/x
  3. Step 3: Cross multiply
    1,381,491x = 2,072,353.14 × 384,219
  4. Step 4: Simplify right side
    1,381,491x = 796,237,451,097.66
  5. Step 5: Solve for x
    x = 796,237,451,097.66/1,381,491
  6. Step 6: Final answer
    x = 576,360.94

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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.