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Finding the Fourth Proportional to 4,355,404.57, 6,533,978.92 and 2,439,041.03

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Solution

The fourth proportional to 4,355,404.57, 6,533,978.92 and 2,439,041.03 is: 3,659,049.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,355,404.57 : 6,533,978.92 = 2,439,041.03 : x
  2. Step 2: Convert to fraction form
    4,355,404.57/6,533,978.92 = 2,439,041.03/x
  3. Step 3: Cross multiply
    4,355,404.57x = 6,533,978.92 × 2,439,041.03
  4. Step 4: Simplify right side
    4,355,404.57x = 15,936,642,675,035.09
  5. Step 5: Solve for x
    x = 15,936,642,675,035.09/4,355,404.57
  6. Step 6: Final answer
    x = 3,659,049.90

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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.