Home / 1,207,819.97-1,811,740.89-366,371.72

Finding the Fourth Proportional to 1,207,819.97, 1,811,740.89 and 366,371.72

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Solution

The fourth proportional to 1,207,819.97, 1,811,740.89 and 366,371.72 is: 549,560.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,819.97 : 1,811,740.89 = 366,371.72 : x
  2. Step 2: Convert to fraction form
    1,207,819.97/1,811,740.89 = 366,371.72/x
  3. Step 3: Cross multiply
    1,207,819.97x = 1,811,740.89 × 366,371.72
  4. Step 4: Simplify right side
    1,207,819.97x = 663,770,625,172.85
  5. Step 5: Solve for x
    x = 663,770,625,172.85/1,207,819.97
  6. Step 6: Final answer
    x = 549,560.90

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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.