Home / 3,580,936.38-5,371,461.54-1,993,589.10

Finding the Fourth Proportional to 3,580,936.38, 5,371,461.54 and 1,993,589.10

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Solution

The fourth proportional to 3,580,936.38, 5,371,461.54 and 1,993,589.10 is: 2,990,415.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,936.38 : 5,371,461.54 = 1,993,589.10 : x
  2. Step 2: Convert to fraction form
    3,580,936.38/5,371,461.54 = 1,993,589.10/x
  3. Step 3: Cross multiply
    3,580,936.38x = 5,371,461.54 × 1,993,589.10
  4. Step 4: Simplify right side
    3,580,936.38x = 10,708,487,177,213.21
  5. Step 5: Solve for x
    x = 10,708,487,177,213.21/3,580,936.38
  6. Step 6: Final answer
    x = 2,990,415.37

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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.