Home / 3,309,861.16-4,972,265.48-1,962,907.23

Finding the Fourth Proportional to 3,309,861.16, 4,972,265.48 and 1,962,907.23

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Solution

The fourth proportional to 3,309,861.16, 4,972,265.48 and 1,962,907.23 is: 2,948,793.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,309,861.16 : 4,972,265.48 = 1,962,907.23 : x
  2. Step 2: Convert to fraction form
    3,309,861.16/4,972,265.48 = 1,962,907.23/x
  3. Step 3: Cross multiply
    3,309,861.16x = 4,972,265.48 × 1,962,907.23
  4. Step 4: Simplify right side
    3,309,861.16x = 9,760,095,860,171.42
  5. Step 5: Solve for x
    x = 9,760,095,860,171.42/3,309,861.16
  6. Step 6: Final answer
    x = 2,948,793.13

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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.