Home / 5,322,328.40-7,344,816.10-2,874,939.42

Finding the Fourth Proportional to 5,322,328.40, 7,344,816.10 and 2,874,939.42

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Solution

The fourth proportional to 5,322,328.40, 7,344,816.10 and 2,874,939.42 is: 3,967,417.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322,328.40 : 7,344,816.10 = 2,874,939.42 : x
  2. Step 2: Convert to fraction form
    5,322,328.40/7,344,816.10 = 2,874,939.42/x
  3. Step 3: Cross multiply
    5,322,328.40x = 7,344,816.10 × 2,874,939.42
  4. Step 4: Simplify right side
    5,322,328.40x = 21,115,901,338,540.66
  5. Step 5: Solve for x
    x = 21,115,901,338,540.66/5,322,328.40
  6. Step 6: Final answer
    x = 3,967,417.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.