Home / 1,413,843.26-2,120,501.48-454,315.51

Finding the Fourth Proportional to 1,413,843.26, 2,120,501.48 and 454,315.51

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Solution

The fourth proportional to 1,413,843.26, 2,120,501.48 and 454,315.51 is: 681,388.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,843.26 : 2,120,501.48 = 454,315.51 : x
  2. Step 2: Convert to fraction form
    1,413,843.26/2,120,501.48 = 454,315.51/x
  3. Step 3: Cross multiply
    1,413,843.26x = 2,120,501.48 × 454,315.51
  4. Step 4: Simplify right side
    1,413,843.26x = 963,376,703,769.12
  5. Step 5: Solve for x
    x = 963,376,703,769.12/1,413,843.26
  6. Step 6: Final answer
    x = 681,388.62

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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.