Home / 1,530,998.52-2,296,503.96-620,198.21

Finding the Fourth Proportional to 1,530,998.52, 2,296,503.96 and 620,198.21

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Solution

The fourth proportional to 1,530,998.52, 2,296,503.96 and 620,198.21 is: 930,299.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,530,998.52 : 2,296,503.96 = 620,198.21 : x
  2. Step 2: Convert to fraction form
    1,530,998.52/2,296,503.96 = 620,198.21/x
  3. Step 3: Cross multiply
    1,530,998.52x = 2,296,503.96 × 620,198.21
  4. Step 4: Simplify right side
    1,530,998.52x = 1,424,287,633,767.39
  5. Step 5: Solve for x
    x = 1,424,287,633,767.39/1,530,998.52
  6. Step 6: Final answer
    x = 930,299.81

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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.