Home / 3,390,571.92-5,085,897.36-994,464.36

Finding the Fourth Proportional to 3,390,571.92, 5,085,897.36 and 994,464.36

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Solution

The fourth proportional to 3,390,571.92, 5,085,897.36 and 994,464.36 is: 1,491,708.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,571.92 : 5,085,897.36 = 994,464.36 : x
  2. Step 2: Convert to fraction form
    3,390,571.92/5,085,897.36 = 994,464.36/x
  3. Step 3: Cross multiply
    3,390,571.92x = 5,085,897.36 × 994,464.36
  4. Step 4: Simplify right side
    3,390,571.92x = 5,057,743,663,138.09
  5. Step 5: Solve for x
    x = 5,057,743,663,138.09/3,390,571.92
  6. Step 6: Final answer
    x = 1,491,708.12

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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.