Home / 3,722,471.19-5,137,134.89-2,068,688.03

Finding the Fourth Proportional to 3,722,471.19, 5,137,134.89 and 2,068,688.03

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Solution

The fourth proportional to 3,722,471.19, 5,137,134.89 and 2,068,688.03 is: 2,854,858.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722,471.19 : 5,137,134.89 = 2,068,688.03 : x
  2. Step 2: Convert to fraction form
    3,722,471.19/5,137,134.89 = 2,068,688.03/x
  3. Step 3: Cross multiply
    3,722,471.19x = 5,137,134.89 × 2,068,688.03
  4. Step 4: Simplify right side
    3,722,471.19x = 10,627,129,419,409.25
  5. Step 5: Solve for x
    x = 10,627,129,419,409.25/3,722,471.19
  6. Step 6: Final answer
    x = 2,854,858.74

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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.