Home / 3,531,906.39-5,298,649.32-1,288,044.39

Finding the Fourth Proportional to 3,531,906.39, 5,298,649.32 and 1,288,044.39

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Solution

The fourth proportional to 3,531,906.39, 5,298,649.32 and 1,288,044.39 is: 1,932,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531,906.39 : 5,298,649.32 = 1,288,044.39 : x
  2. Step 2: Convert to fraction form
    3,531,906.39/5,298,649.32 = 1,288,044.39/x
  3. Step 3: Cross multiply
    3,531,906.39x = 5,298,649.32 × 1,288,044.39
  4. Step 4: Simplify right side
    3,531,906.39x = 6,824,895,531,203.32
  5. Step 5: Solve for x
    x = 6,824,895,531,203.32/3,531,906.39
  6. Step 6: Final answer
    x = 1,932,354.59

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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.