Home / 2,407,471.20-3,322,663.92-1,388,676.96

Finding the Fourth Proportional to 2,407,471.20, 3,322,663.92 and 1,388,676.96

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Solution

The fourth proportional to 2,407,471.20, 3,322,663.92 and 1,388,676.96 is: 1,916,578.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,471.20 : 3,322,663.92 = 1,388,676.96 : x
  2. Step 2: Convert to fraction form
    2,407,471.20/3,322,663.92 = 1,388,676.96/x
  3. Step 3: Cross multiply
    2,407,471.20x = 3,322,663.92 × 1,388,676.96
  4. Step 4: Simplify right side
    2,407,471.20x = 4,614,106,831,527.28
  5. Step 5: Solve for x
    x = 4,614,106,831,527.28/2,407,471.20
  6. Step 6: Final answer
    x = 1,916,578.21

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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.