Home / 1,027,923.75-1,541,885.63-279,969.75

Finding the Fourth Proportional to 1,027,923.75, 1,541,885.63 and 279,969.75

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Solution

The fourth proportional to 1,027,923.75, 1,541,885.63 and 279,969.75 is: 419,954.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,923.75 : 1,541,885.63 = 279,969.75 : x
  2. Step 2: Convert to fraction form
    1,027,923.75/1,541,885.63 = 279,969.75/x
  3. Step 3: Cross multiply
    1,027,923.75x = 1,541,885.63 × 279,969.75
  4. Step 4: Simplify right side
    1,027,923.75x = 431,681,332,959.84
  5. Step 5: Solve for x
    x = 431,681,332,959.84/1,027,923.75
  6. Step 6: Final answer
    x = 419,954.63

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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.