Home / 1,176,913.05-1,765,201.89-378,091.23

Finding the Fourth Proportional to 1,176,913.05, 1,765,201.89 and 378,091.23

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Solution

The fourth proportional to 1,176,913.05, 1,765,201.89 and 378,091.23 is: 567,082.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,913.05 : 1,765,201.89 = 378,091.23 : x
  2. Step 2: Convert to fraction form
    1,176,913.05/1,765,201.89 = 378,091.23/x
  3. Step 3: Cross multiply
    1,176,913.05x = 1,765,201.89 × 378,091.23
  4. Step 4: Simplify right side
    1,176,913.05x = 667,407,353,788.43
  5. Step 5: Solve for x
    x = 667,407,353,788.43/1,176,913.05
  6. Step 6: Final answer
    x = 567,082.98

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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.