Home / 2,135,555.06-3,203,295.53-538,082.78

Finding the Fourth Proportional to 2,135,555.06, 3,203,295.53 and 538,082.78

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Solution

The fourth proportional to 2,135,555.06, 3,203,295.53 and 538,082.78 is: 807,114.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,135,555.06 : 3,203,295.53 = 538,082.78 : x
  2. Step 2: Convert to fraction form
    2,135,555.06/3,203,295.53 = 538,082.78/x
  3. Step 3: Cross multiply
    2,135,555.06x = 3,203,295.53 × 538,082.78
  4. Step 4: Simplify right side
    2,135,555.06x = 1,723,638,145,237.08
  5. Step 5: Solve for x
    x = 1,723,638,145,237.08/2,135,555.06
  6. Step 6: Final answer
    x = 807,114.83

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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.