Home / 1,322,479.80-1,825,023.30-718,867.80

Finding the Fourth Proportional to 1,322,479.80, 1,825,023.30 and 718,867.80

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Solution

The fourth proportional to 1,322,479.80, 1,825,023.30 and 718,867.80 is: 992,038.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,322,479.80 : 1,825,023.30 = 718,867.80 : x
  2. Step 2: Convert to fraction form
    1,322,479.80/1,825,023.30 = 718,867.80/x
  3. Step 3: Cross multiply
    1,322,479.80x = 1,825,023.30 × 718,867.80
  4. Step 4: Simplify right side
    1,322,479.80x = 1,311,950,484,619.74
  5. Step 5: Solve for x
    x = 1,311,950,484,619.74/1,322,479.80
  6. Step 6: Final answer
    x = 992,038.20

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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.