Home / 1,454,721.48-2,007,371.85-810,201.66

Finding the Fourth Proportional to 1,454,721.48, 2,007,371.85 and 810,201.66

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Solution

The fourth proportional to 1,454,721.48, 2,007,371.85 and 810,201.66 is: 1,117,998.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,454,721.48 : 2,007,371.85 = 810,201.66 : x
  2. Step 2: Convert to fraction form
    1,454,721.48/2,007,371.85 = 810,201.66/x
  3. Step 3: Cross multiply
    1,454,721.48x = 2,007,371.85 × 810,201.66
  4. Step 4: Simplify right side
    1,454,721.48x = 1,626,376,005,107.27
  5. Step 5: Solve for x
    x = 1,626,376,005,107.27/1,454,721.48
  6. Step 6: Final answer
    x = 1,117,998.21

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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.