Home / 1,380,084.24-1,902,548.34-1,073,622.36

Finding the Fourth Proportional to 1,380,084.24, 1,902,548.34 and 1,073,622.36

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Solution

The fourth proportional to 1,380,084.24, 1,902,548.34 and 1,073,622.36 is: 1,480,067.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,380,084.24 : 1,902,548.34 = 1,073,622.36 : x
  2. Step 2: Convert to fraction form
    1,380,084.24/1,902,548.34 = 1,073,622.36/x
  3. Step 3: Cross multiply
    1,380,084.24x = 1,902,548.34 × 1,073,622.36
  4. Step 4: Simplify right side
    1,380,084.24x = 2,042,618,438,804.88
  5. Step 5: Solve for x
    x = 2,042,618,438,804.88/1,380,084.24
  6. Step 6: Final answer
    x = 1,480,067.94

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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.