Home / 4,965,000.40-7,447,500.60-1,770,230.80

Finding the Fourth Proportional to 4,965,000.40, 7,447,500.60 and 1,770,230.80

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Solution

The fourth proportional to 4,965,000.40, 7,447,500.60 and 1,770,230.80 is: 2,655,346.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,965,000.40 : 7,447,500.60 = 1,770,230.80 : x
  2. Step 2: Convert to fraction form
    4,965,000.40/7,447,500.60 = 1,770,230.80/x
  3. Step 3: Cross multiply
    4,965,000.40x = 7,447,500.60 × 1,770,230.80
  4. Step 4: Simplify right side
    4,965,000.40x = 13,183,794,945,138.48
  5. Step 5: Solve for x
    x = 13,183,794,945,138.48/4,965,000.40
  6. Step 6: Final answer
    x = 2,655,346.20

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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.