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Finding the Fourth Proportional to 2,080,253.22, 2,869,894.53 and 1,264,325.46

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Solution

The fourth proportional to 2,080,253.22, 2,869,894.53 and 1,264,325.46 is: 1,744,249.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,253.22 : 2,869,894.53 = 1,264,325.46 : x
  2. Step 2: Convert to fraction form
    2,080,253.22/2,869,894.53 = 1,264,325.46/x
  3. Step 3: Cross multiply
    2,080,253.22x = 2,869,894.53 × 1,264,325.46
  4. Step 4: Simplify right side
    2,080,253.22x = 3,628,480,721,793.73
  5. Step 5: Solve for x
    x = 3,628,480,721,793.73/2,080,253.22
  6. Step 6: Final answer
    x = 1,744,249.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.