Home / 1,322,571.75-1,982,198.00-715,335.82

Finding the Fourth Proportional to 1,322,571.75, 1,982,198.00 and 715,335.82

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Solution

The fourth proportional to 1,322,571.75, 1,982,198.00 and 715,335.82 is: 1,072,106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,571.75 : 1,982,198.00 = 715,335.82 : x
  2. Step 2: Convert to fraction form
    1,322,571.75/1,982,198.00 = 715,335.82/x
  3. Step 3: Cross multiply
    1,322,571.75x = 1,982,198.00 × 715,335.82
  4. Step 4: Simplify right side
    1,322,571.75x = 1,417,937,228,565.20
  5. Step 5: Solve for x
    x = 1,417,937,228,565.20/1,322,571.75
  6. Step 6: Final answer
    x = 1,072,106.09

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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.