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Finding the Fourth Proportional to 3,398,643.22, 5,096,469.08 and 1,800,838.02

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Solution

The fourth proportional to 3,398,643.22, 5,096,469.08 and 1,800,838.02 is: 2,700,464.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,643.22 : 5,096,469.08 = 1,800,838.02 : x
  2. Step 2: Convert to fraction form
    3,398,643.22/5,096,469.08 = 1,800,838.02/x
  3. Step 3: Cross multiply
    3,398,643.22x = 5,096,469.08 × 1,800,838.02
  4. Step 4: Simplify right side
    3,398,643.22x = 9,177,915,287,018.42
  5. Step 5: Solve for x
    x = 9,177,915,287,018.42/3,398,643.22
  6. Step 6: Final answer
    x = 2,700,464.48

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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.