Home / 2,020,134.33-2,787,844.53-1,102,422.61

Finding the Fourth Proportional to 2,020,134.33, 2,787,844.53 and 1,102,422.61

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Solution

The fourth proportional to 2,020,134.33, 2,787,844.53 and 1,102,422.61 is: 1,521,375.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,134.33 : 2,787,844.53 = 1,102,422.61 : x
  2. Step 2: Convert to fraction form
    2,020,134.33/2,787,844.53 = 1,102,422.61/x
  3. Step 3: Cross multiply
    2,020,134.33x = 2,787,844.53 × 1,102,422.61
  4. Step 4: Simplify right side
    2,020,134.33x = 3,073,382,843,036.82
  5. Step 5: Solve for x
    x = 3,073,382,843,036.82/2,020,134.33
  6. Step 6: Final answer
    x = 1,521,375.48

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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.