Home / 1,222,195-1,833,342.18-582,169.72

Finding the Fourth Proportional to 1,222,195, 1,833,342.18 and 582,169.72

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Solution

The fourth proportional to 1,222,195, 1,833,342.18 and 582,169.72 is: 873,278.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,195 : 1,833,342.18 = 582,169.72 : x
  2. Step 2: Convert to fraction form
    1,222,195/1,833,342.18 = 582,169.72/x
  3. Step 3: Cross multiply
    1,222,195x = 1,833,342.18 × 582,169.72
  4. Step 4: Simplify right side
    1,222,195x = 1,067,316,303,594.79
  5. Step 5: Solve for x
    x = 1,067,316,303,594.79/1,222,195
  6. Step 6: Final answer
    x = 873,278.24

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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.