Home / 4,789,381.59-7,180,257.78-2,765,329.56

Finding the Fourth Proportional to 4,789,381.59, 7,180,257.78 and 2,765,329.56

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Solution

The fourth proportional to 4,789,381.59, 7,180,257.78 and 2,765,329.56 is: 4,145,791.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789,381.59 : 7,180,257.78 = 2,765,329.56 : x
  2. Step 2: Convert to fraction form
    4,789,381.59/7,180,257.78 = 2,765,329.56/x
  3. Step 3: Cross multiply
    4,789,381.59x = 7,180,257.78 × 2,765,329.56
  4. Step 4: Simplify right side
    4,789,381.59x = 19,855,779,087,453.98
  5. Step 5: Solve for x
    x = 19,855,779,087,453.98/4,789,381.59
  6. Step 6: Final answer
    x = 4,145,791.83

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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.