Home / 3,393,305.40-5,089,575.06-868,979.64

Finding the Fourth Proportional to 3,393,305.40, 5,089,575.06 and 868,979.64

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Solution

The fourth proportional to 3,393,305.40, 5,089,575.06 and 868,979.64 is: 1,303,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,305.40 : 5,089,575.06 = 868,979.64 : x
  2. Step 2: Convert to fraction form
    3,393,305.40/5,089,575.06 = 868,979.64/x
  3. Step 3: Cross multiply
    3,393,305.40x = 5,089,575.06 × 868,979.64
  4. Step 4: Simplify right side
    3,393,305.40x = 4,422,737,103,391.78
  5. Step 5: Solve for x
    x = 4,422,737,103,391.78/3,393,305.40
  6. Step 6: Final answer
    x = 1,303,371.37

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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.