Home / 3,131,676.55-4,691,399.02-1,488,014.60

Finding the Fourth Proportional to 3,131,676.55, 4,691,399.02 and 1,488,014.60

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Solution

The fourth proportional to 3,131,676.55, 4,691,399.02 and 1,488,014.60 is: 2,229,115.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,131,676.55 : 4,691,399.02 = 1,488,014.60 : x
  2. Step 2: Convert to fraction form
    3,131,676.55/4,691,399.02 = 1,488,014.60/x
  3. Step 3: Cross multiply
    3,131,676.55x = 4,691,399.02 × 1,488,014.60
  4. Step 4: Simplify right side
    3,131,676.55x = 6,980,870,232,181.46
  5. Step 5: Solve for x
    x = 6,980,870,232,181.46/3,131,676.55
  6. Step 6: Final answer
    x = 2,229,115.98

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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.