Home / 1,013,163.52-1,519,744.97-381,929.71

Finding the Fourth Proportional to 1,013,163.52, 1,519,744.97 and 381,929.71

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Solution

The fourth proportional to 1,013,163.52, 1,519,744.97 and 381,929.71 is: 572,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,163.52 : 1,519,744.97 = 381,929.71 : x
  2. Step 2: Convert to fraction form
    1,013,163.52/1,519,744.97 = 381,929.71/x
  3. Step 3: Cross multiply
    1,013,163.52x = 1,519,744.97 × 381,929.71
  4. Step 4: Simplify right side
    1,013,163.52x = 580,435,755,666.06
  5. Step 5: Solve for x
    x = 580,435,755,666.06/1,013,163.52
  6. Step 6: Final answer
    x = 572,894.45

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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.