Home / 3,393,306.40-5,089,576.56-868,980.64

Finding the Fourth Proportional to 3,393,306.40, 5,089,576.56 and 868,980.64

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Solution

The fourth proportional to 3,393,306.40, 5,089,576.56 and 868,980.64 is: 1,303,372.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,393,306.40 : 5,089,576.56 = 868,980.64 : x
  2. Step 2: Convert to fraction form
    3,393,306.40/5,089,576.56 = 868,980.64/x
  3. Step 3: Cross multiply
    3,393,306.40x = 5,089,576.56 × 868,980.64
  4. Step 4: Simplify right side
    3,393,306.40x = 4,422,743,496,437.80
  5. Step 5: Solve for x
    x = 4,422,743,496,437.80/3,393,306.40
  6. Step 6: Final answer
    x = 1,303,372.87

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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.