Home / 1,618,906.59-2,427,936.71-481,362.43

Finding the Fourth Proportional to 1,618,906.59, 2,427,936.71 and 481,362.43

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Solution

The fourth proportional to 1,618,906.59, 2,427,936.71 and 481,362.43 is: 721,917.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,906.59 : 2,427,936.71 = 481,362.43 : x
  2. Step 2: Convert to fraction form
    1,618,906.59/2,427,936.71 = 481,362.43/x
  3. Step 3: Cross multiply
    1,618,906.59x = 2,427,936.71 × 481,362.43
  4. Step 4: Simplify right side
    1,618,906.59x = 1,168,717,514,611.81
  5. Step 5: Solve for x
    x = 1,168,717,514,611.81/1,618,906.59
  6. Step 6: Final answer
    x = 721,917.82

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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.