Home / 3,114,967.20-4,672,013.40-985,266.60

Finding the Fourth Proportional to 3,114,967.20, 4,672,013.40 and 985,266.60

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Solution

The fourth proportional to 3,114,967.20, 4,672,013.40 and 985,266.60 is: 1,477,761.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,967.20 : 4,672,013.40 = 985,266.60 : x
  2. Step 2: Convert to fraction form
    3,114,967.20/4,672,013.40 = 985,266.60/x
  3. Step 3: Cross multiply
    3,114,967.20x = 4,672,013.40 × 985,266.60
  4. Step 4: Simplify right side
    3,114,967.20x = 4,603,178,757,772.44
  5. Step 5: Solve for x
    x = 4,603,178,757,772.44/3,114,967.20
  6. Step 6: Final answer
    x = 1,477,761.55

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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.