Home / 3,743,916.32-5,166,167.64-2,112,349.52

Finding the Fourth Proportional to 3,743,916.32, 5,166,167.64 and 2,112,349.52

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Solution

The fourth proportional to 3,743,916.32, 5,166,167.64 and 2,112,349.52 is: 2,914,795.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743,916.32 : 5,166,167.64 = 2,112,349.52 : x
  2. Step 2: Convert to fraction form
    3,743,916.32/5,166,167.64 = 2,112,349.52/x
  3. Step 3: Cross multiply
    3,743,916.32x = 5,166,167.64 × 2,112,349.52
  4. Step 4: Simplify right side
    3,743,916.32x = 10,912,751,734,593.53
  5. Step 5: Solve for x
    x = 10,912,751,734,593.53/3,743,916.32
  6. Step 6: Final answer
    x = 2,914,795.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.