Home / 4,672,375.20-7,004,674.80-1,978,768.80

Finding the Fourth Proportional to 4,672,375.20, 7,004,674.80 and 1,978,768.80

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Solution

The fourth proportional to 4,672,375.20, 7,004,674.80 and 1,978,768.80 is: 2,966,506.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,672,375.20 : 7,004,674.80 = 1,978,768.80 : x
  2. Step 2: Convert to fraction form
    4,672,375.20/7,004,674.80 = 1,978,768.80/x
  3. Step 3: Cross multiply
    4,672,375.20x = 7,004,674.80 × 1,978,768.80
  4. Step 4: Simplify right side
    4,672,375.20x = 13,860,631,948,386.24
  5. Step 5: Solve for x
    x = 13,860,631,948,386.24/4,672,375.20
  6. Step 6: Final answer
    x = 2,966,506.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.