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Finding the Fourth Proportional to 5,796,907.56, 8,695,361.88 and 1,807,819.56

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Solution

The fourth proportional to 5,796,907.56, 8,695,361.88 and 1,807,819.56 is: 2,711,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796,907.56 : 8,695,361.88 = 1,807,819.56 : x
  2. Step 2: Convert to fraction form
    5,796,907.56/8,695,361.88 = 1,807,819.56/x
  3. Step 3: Cross multiply
    5,796,907.56x = 8,695,361.88 × 1,807,819.56
  4. Step 4: Simplify right side
    5,796,907.56x = 15,719,645,287,942.38
  5. Step 5: Solve for x
    x = 15,719,645,287,942.38/5,796,907.56
  6. Step 6: Final answer
    x = 2,711,729.51

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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.