Home / 3,238,495.35-4,859,424.24-1,320,813.47

Finding the Fourth Proportional to 3,238,495.35, 4,859,424.24 and 1,320,813.47

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Solution

The fourth proportional to 3,238,495.35, 4,859,424.24 and 1,320,813.47 is: 1,981,905.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,495.35 : 4,859,424.24 = 1,320,813.47 : x
  2. Step 2: Convert to fraction form
    3,238,495.35/4,859,424.24 = 1,320,813.47/x
  3. Step 3: Cross multiply
    3,238,495.35x = 4,859,424.24 × 1,320,813.47
  4. Step 4: Simplify right side
    3,238,495.35x = 6,418,392,968,339.39
  5. Step 5: Solve for x
    x = 6,418,392,968,339.39/3,238,495.35
  6. Step 6: Final answer
    x = 1,981,905.88

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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.