Home / 1,378,902.44-2,068,362.82-480,361.16

Finding the Fourth Proportional to 1,378,902.44, 2,068,362.82 and 480,361.16

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Solution

The fourth proportional to 1,378,902.44, 2,068,362.82 and 480,361.16 is: 720,544.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,378,902.44 : 2,068,362.82 = 480,361.16 : x
  2. Step 2: Convert to fraction form
    1,378,902.44/2,068,362.82 = 480,361.16/x
  3. Step 3: Cross multiply
    1,378,902.44x = 2,068,362.82 × 480,361.16
  4. Step 4: Simplify right side
    1,378,902.44x = 993,561,163,516.07
  5. Step 5: Solve for x
    x = 993,561,163,516.07/1,378,902.44
  6. Step 6: Final answer
    x = 720,544.93

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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.