Home / 4,764,577.60-7,146,175.20-1,398,433.60

Finding the Fourth Proportional to 4,764,577.60, 7,146,175.20 and 1,398,433.60

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Solution

The fourth proportional to 4,764,577.60, 7,146,175.20 and 1,398,433.60 is: 2,097,447.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764,577.60 : 7,146,175.20 = 1,398,433.60 : x
  2. Step 2: Convert to fraction form
    4,764,577.60/7,146,175.20 = 1,398,433.60/x
  3. Step 3: Cross multiply
    4,764,577.60x = 7,146,175.20 × 1,398,433.60
  4. Step 4: Simplify right side
    4,764,577.60x = 9,993,451,511,166.72
  5. Step 5: Solve for x
    x = 9,993,451,511,166.72/4,764,577.60
  6. Step 6: Final answer
    x = 2,097,447.53

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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.