Home / 1,819,721.26-2,511,223.66-1,003,924.61

Finding the Fourth Proportional to 1,819,721.26, 2,511,223.66 and 1,003,924.61

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Solution

The fourth proportional to 1,819,721.26, 2,511,223.66 and 1,003,924.61 is: 1,385,420.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,721.26 : 2,511,223.66 = 1,003,924.61 : x
  2. Step 2: Convert to fraction form
    1,819,721.26/2,511,223.66 = 1,003,924.61/x
  3. Step 3: Cross multiply
    1,819,721.26x = 2,511,223.66 × 1,003,924.61
  4. Step 4: Simplify right side
    1,819,721.26x = 2,521,079,233,488.27
  5. Step 5: Solve for x
    x = 2,521,079,233,488.27/1,819,721.26
  6. Step 6: Final answer
    x = 1,385,420.55

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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.