Home / 1,073,743.36-1,481,645.44-644,040.96

Finding the Fourth Proportional to 1,073,743.36, 1,481,645.44 and 644,040.96

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Solution

The fourth proportional to 1,073,743.36, 1,481,645.44 and 644,040.96 is: 888,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,743.36 : 1,481,645.44 = 644,040.96 : x
  2. Step 2: Convert to fraction form
    1,073,743.36/1,481,645.44 = 644,040.96/x
  3. Step 3: Cross multiply
    1,073,743.36x = 1,481,645.44 × 644,040.96
  4. Step 4: Simplify right side
    1,073,743.36x = 954,240,351,557.22
  5. Step 5: Solve for x
    x = 954,240,351,557.22/1,073,743.36
  6. Step 6: Final answer
    x = 888,704.31

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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.