Home / 3,252,488.62-4,878,743.64-823,640.54

Finding the Fourth Proportional to 3,252,488.62, 4,878,743.64 and 823,640.54

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Solution

The fourth proportional to 3,252,488.62, 4,878,743.64 and 823,640.54 is: 1,235,463.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,252,488.62 : 4,878,743.64 = 823,640.54 : x
  2. Step 2: Convert to fraction form
    3,252,488.62/4,878,743.64 = 823,640.54/x
  3. Step 3: Cross multiply
    3,252,488.62x = 4,878,743.64 × 823,640.54
  4. Step 4: Simplify right side
    3,252,488.62x = 4,018,331,046,171.17
  5. Step 5: Solve for x
    x = 4,018,331,046,171.17/3,252,488.62
  6. Step 6: Final answer
    x = 1,235,463.52

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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.