Home / 1,025,648.72-1,538,923.44-545,763.41

Finding the Fourth Proportional to 1,025,648.72, 1,538,923.44 and 545,763.41

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Solution

The fourth proportional to 1,025,648.72, 1,538,923.44 and 545,763.41 is: 818,884.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,648.72 : 1,538,923.44 = 545,763.41 : x
  2. Step 2: Convert to fraction form
    1,025,648.72/1,538,923.44 = 545,763.41/x
  3. Step 3: Cross multiply
    1,025,648.72x = 1,538,923.44 × 545,763.41
  4. Step 4: Simplify right side
    1,025,648.72x = 839,888,104,343.33
  5. Step 5: Solve for x
    x = 839,888,104,343.33/1,025,648.72
  6. Step 6: Final answer
    x = 818,884.76

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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.