Home / 1,109,858.39-1,664,997.57-351,890.76

Finding the Fourth Proportional to 1,109,858.39, 1,664,997.57 and 351,890.76

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Solution

The fourth proportional to 1,109,858.39, 1,664,997.57 and 351,890.76 is: 527,902.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,858.39 : 1,664,997.57 = 351,890.76 : x
  2. Step 2: Convert to fraction form
    1,109,858.39/1,664,997.57 = 351,890.76/x
  3. Step 3: Cross multiply
    1,109,858.39x = 1,664,997.57 × 351,890.76
  4. Step 4: Simplify right side
    1,109,858.39x = 585,897,260,305.45
  5. Step 5: Solve for x
    x = 585,897,260,305.45/1,109,858.39
  6. Step 6: Final answer
    x = 527,902.72

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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.