Home / 1,659,938.25-2,489,995.70-522,789.37

Finding the Fourth Proportional to 1,659,938.25, 2,489,995.70 and 522,789.37

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Solution

The fourth proportional to 1,659,938.25, 2,489,995.70 and 522,789.37 is: 784,211.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,938.25 : 2,489,995.70 = 522,789.37 : x
  2. Step 2: Convert to fraction form
    1,659,938.25/2,489,995.70 = 522,789.37/x
  3. Step 3: Cross multiply
    1,659,938.25x = 2,489,995.70 × 522,789.37
  4. Step 4: Simplify right side
    1,659,938.25x = 1,301,743,283,305.71
  5. Step 5: Solve for x
    x = 1,301,743,283,305.71/1,659,938.25
  6. Step 6: Final answer
    x = 784,211.87

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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.