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Finding the Fourth Proportional to 2,608,953.22, 3,913,697.74 and 903,093.83

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Solution

The fourth proportional to 2,608,953.22, 3,913,697.74 and 903,093.83 is: 1,354,733.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,953.22 : 3,913,697.74 = 903,093.83 : x
  2. Step 2: Convert to fraction form
    2,608,953.22/3,913,697.74 = 903,093.83/x
  3. Step 3: Cross multiply
    2,608,953.22x = 3,913,697.74 × 903,093.83
  4. Step 4: Simplify right side
    2,608,953.22x = 3,534,436,276,022.39
  5. Step 5: Solve for x
    x = 3,534,436,276,022.39/2,608,953.22
  6. Step 6: Final answer
    x = 1,354,733.48

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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.