Home / 3,296,454.20-4,944,489.78-990,897.54

Finding the Fourth Proportional to 3,296,454.20, 4,944,489.78 and 990,897.54

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Solution

The fourth proportional to 3,296,454.20, 4,944,489.78 and 990,897.54 is: 1,486,288.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,296,454.20 : 4,944,489.78 = 990,897.54 : x
  2. Step 2: Convert to fraction form
    3,296,454.20/4,944,489.78 = 990,897.54/x
  3. Step 3: Cross multiply
    3,296,454.20x = 4,944,489.78 × 990,897.54
  4. Step 4: Simplify right side
    3,296,454.20x = 4,899,482,744,731.17
  5. Step 5: Solve for x
    x = 4,899,482,744,731.17/3,296,454.20
  6. Step 6: Final answer
    x = 1,486,288.74

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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.