Home / 1,814,908.80-2,722,155.48-485,316.48

Finding the Fourth Proportional to 1,814,908.80, 2,722,155.48 and 485,316.48

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Solution

The fourth proportional to 1,814,908.80, 2,722,155.48 and 485,316.48 is: 727,919.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,908.80 : 2,722,155.48 = 485,316.48 : x
  2. Step 2: Convert to fraction form
    1,814,908.80/2,722,155.48 = 485,316.48/x
  3. Step 3: Cross multiply
    1,814,908.80x = 2,722,155.48 × 485,316.48
  4. Step 4: Simplify right side
    1,814,908.80x = 1,321,106,915,566.31
  5. Step 5: Solve for x
    x = 1,321,106,915,566.31/1,814,908.80
  6. Step 6: Final answer
    x = 727,919.17

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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.