Home / 1,659,938.48-2,489,995.98-522,789.60

Finding the Fourth Proportional to 1,659,938.48, 2,489,995.98 and 522,789.60

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Solution

The fourth proportional to 1,659,938.48, 2,489,995.98 and 522,789.60 is: 784,212.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,659,938.48 : 2,489,995.98 = 522,789.60 : x
  2. Step 2: Convert to fraction form
    1,659,938.48/2,489,995.98 = 522,789.60/x
  3. Step 3: Cross multiply
    1,659,938.48x = 2,489,995.98 × 522,789.60
  4. Step 4: Simplify right side
    1,659,938.48x = 1,301,744,002,385.81
  5. Step 5: Solve for x
    x = 1,301,744,002,385.81/1,659,938.48
  6. Step 6: Final answer
    x = 784,212.20

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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.