Home / 2,184,279.82-3,277,895.95-764,348.20

Finding the Fourth Proportional to 2,184,279.82, 3,277,895.95 and 764,348.20

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Solution

The fourth proportional to 2,184,279.82, 3,277,895.95 and 764,348.20 is: 1,147,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184,279.82 : 3,277,895.95 = 764,348.20 : x
  2. Step 2: Convert to fraction form
    2,184,279.82/3,277,895.95 = 764,348.20/x
  3. Step 3: Cross multiply
    2,184,279.82x = 3,277,895.95 × 764,348.20
  4. Step 4: Simplify right side
    2,184,279.82x = 2,505,453,861,930.49
  5. Step 5: Solve for x
    x = 2,505,453,861,930.49/2,184,279.82
  6. Step 6: Final answer
    x = 1,147,038.87

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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.