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Finding the Fourth Proportional to 3,662,992.80, 5,494,402.80 and 1,003,600.80

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Solution

The fourth proportional to 3,662,992.80, 5,494,402.80 and 1,003,600.80 is: 1,505,377.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662,992.80 : 5,494,402.80 = 1,003,600.80 : x
  2. Step 2: Convert to fraction form
    3,662,992.80/5,494,402.80 = 1,003,600.80/x
  3. Step 3: Cross multiply
    3,662,992.80x = 5,494,402.80 × 1,003,600.80
  4. Step 4: Simplify right side
    3,662,992.80x = 5,514,187,045,602.24
  5. Step 5: Solve for x
    x = 5,514,187,045,602.24/3,662,992.80
  6. Step 6: Final answer
    x = 1,505,377.53

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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.