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Finding the Fourth Proportional to 3,764,659.32, 5,644,492.56 and 1,368,219.24

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Solution

The fourth proportional to 3,764,659.32, 5,644,492.56 and 1,368,219.24 is: 2,051,421.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,764,659.32 : 5,644,492.56 = 1,368,219.24 : x
  2. Step 2: Convert to fraction form
    3,764,659.32/5,644,492.56 = 1,368,219.24/x
  3. Step 3: Cross multiply
    3,764,659.32x = 5,644,492.56 × 1,368,219.24
  4. Step 4: Simplify right side
    3,764,659.32x = 7,722,903,320,628.85
  5. Step 5: Solve for x
    x = 7,722,903,320,628.85/3,764,659.32
  6. Step 6: Final answer
    x = 2,051,421.57

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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.