Home / 1,814,822.68-2,722,026.66-485,230.36

Finding the Fourth Proportional to 1,814,822.68, 2,722,026.66 and 485,230.36

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Solution

The fourth proportional to 1,814,822.68, 2,722,026.66 and 485,230.36 is: 727,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,822.68 : 2,722,026.66 = 485,230.36 : x
  2. Step 2: Convert to fraction form
    1,814,822.68/2,722,026.66 = 485,230.36/x
  3. Step 3: Cross multiply
    1,814,822.68x = 2,722,026.66 × 485,230.36
  4. Step 4: Simplify right side
    1,814,822.68x = 1,320,809,976,161.40
  5. Step 5: Solve for x
    x = 1,320,809,976,161.40/1,814,822.68
  6. Step 6: Final answer
    x = 727,790.10

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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.