Home / 3,390,851.80-5,086,277.70-866,704.60

Finding the Fourth Proportional to 3,390,851.80, 5,086,277.70 and 866,704.60

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Solution

The fourth proportional to 3,390,851.80, 5,086,277.70 and 866,704.60 is: 1,300,056.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,851.80 : 5,086,277.70 = 866,704.60 : x
  2. Step 2: Convert to fraction form
    3,390,851.80/5,086,277.70 = 866,704.60/x
  3. Step 3: Cross multiply
    3,390,851.80x = 5,086,277.70 × 866,704.60
  4. Step 4: Simplify right side
    3,390,851.80x = 4,408,300,279,467.42
  5. Step 5: Solve for x
    x = 4,408,300,279,467.42/3,390,851.80
  6. Step 6: Final answer
    x = 1,300,056.90

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Similar ratio
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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.