Home / 1,331,949.69-1,998,427.85-799,841.66

Finding the Fourth Proportional to 1,331,949.69, 1,998,427.85 and 799,841.66

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Solution

The fourth proportional to 1,331,949.69, 1,998,427.85 and 799,841.66 is: 1,200,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,949.69 : 1,998,427.85 = 799,841.66 : x
  2. Step 2: Convert to fraction form
    1,331,949.69/1,998,427.85 = 799,841.66/x
  3. Step 3: Cross multiply
    1,331,949.69x = 1,998,427.85 × 799,841.66
  4. Step 4: Simplify right side
    1,331,949.69x = 1,598,425,837,942.29
  5. Step 5: Solve for x
    x = 1,598,425,837,942.29/1,331,949.69
  6. Step 6: Final answer
    x = 1,200,064.72

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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.