Home / 1,479,939.78-2,042,322.03-800,876.10

Finding the Fourth Proportional to 1,479,939.78, 2,042,322.03 and 800,876.10

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Solution

The fourth proportional to 1,479,939.78, 2,042,322.03 and 800,876.10 is: 1,105,211.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,479,939.78 : 2,042,322.03 = 800,876.10 : x
  2. Step 2: Convert to fraction form
    1,479,939.78/2,042,322.03 = 800,876.10/x
  3. Step 3: Cross multiply
    1,479,939.78x = 2,042,322.03 × 800,876.10
  4. Step 4: Simplify right side
    1,479,939.78x = 1,635,646,902,330.48
  5. Step 5: Solve for x
    x = 1,635,646,902,330.48/1,479,939.78
  6. Step 6: Final answer
    x = 1,105,211.80

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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.