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Finding the Fourth Proportional to 2,645,300.07, 3,965,140.62 and 1,682,727.46

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Solution

The fourth proportional to 2,645,300.07, 3,965,140.62 and 1,682,727.46 is: 2,522,304.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,645,300.07 : 3,965,140.62 = 1,682,727.46 : x
  2. Step 2: Convert to fraction form
    2,645,300.07/3,965,140.62 = 1,682,727.46/x
  3. Step 3: Cross multiply
    2,645,300.07x = 3,965,140.62 × 1,682,727.46
  4. Step 4: Simplify right side
    2,645,300.07x = 6,672,250,994,122.57
  5. Step 5: Solve for x
    x = 6,672,250,994,122.57/2,645,300.07
  6. Step 6: Final answer
    x = 2,522,304.02

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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.