Home / 1,814,858.68-2,722,080.48-485,266.36

Finding the Fourth Proportional to 1,814,858.68, 2,722,080.48 and 485,266.36

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Solution

The fourth proportional to 1,814,858.68, 2,722,080.48 and 485,266.36 is: 727,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,858.68 : 2,722,080.48 = 485,266.36 : x
  2. Step 2: Convert to fraction form
    1,814,858.68/2,722,080.48 = 485,266.36/x
  3. Step 3: Cross multiply
    1,814,858.68x = 2,722,080.48 × 485,266.36
  4. Step 4: Simplify right side
    1,814,858.68x = 1,320,934,086,156.65
  5. Step 5: Solve for x
    x = 1,320,934,086,156.65/1,814,858.68
  6. Step 6: Final answer
    x = 727,844.05

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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.