Home / 3,328,376.31-4,993,242.75-1,505,865.87

Finding the Fourth Proportional to 3,328,376.31, 4,993,242.75 and 1,505,865.87

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Solution

The fourth proportional to 3,328,376.31, 4,993,242.75 and 1,505,865.87 is: 2,259,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328,376.31 : 4,993,242.75 = 1,505,865.87 : x
  2. Step 2: Convert to fraction form
    3,328,376.31/4,993,242.75 = 1,505,865.87/x
  3. Step 3: Cross multiply
    3,328,376.31x = 4,993,242.75 × 1,505,865.87
  4. Step 4: Simplify right side
    3,328,376.31x = 7,519,153,837,849.94
  5. Step 5: Solve for x
    x = 7,519,153,837,849.94/3,328,376.31
  6. Step 6: Final answer
    x = 2,259,105.68

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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.