Home / 1,479,844.60-2,042,190.93-800,781.10

Finding the Fourth Proportional to 1,479,844.60, 2,042,190.93 and 800,781.10

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Solution

The fourth proportional to 1,479,844.60, 2,042,190.93 and 800,781.10 is: 1,105,080.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,844.60 : 2,042,190.93 = 800,781.10 : x
  2. Step 2: Convert to fraction form
    1,479,844.60/2,042,190.93 = 800,781.10/x
  3. Step 3: Cross multiply
    1,479,844.60x = 2,042,190.93 × 800,781.10
  4. Step 4: Simplify right side
    1,479,844.60x = 1,635,347,899,335.42
  5. Step 5: Solve for x
    x = 1,635,347,899,335.42/1,479,844.60
  6. Step 6: Final answer
    x = 1,105,080.83

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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.