Home / 1,661,021.20-2,491,739.66-650,012.62

Finding the Fourth Proportional to 1,661,021.20, 2,491,739.66 and 650,012.62

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Solution

The fourth proportional to 1,661,021.20, 2,491,739.66 and 650,012.62 is: 975,100.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,021.20 : 2,491,739.66 = 650,012.62 : x
  2. Step 2: Convert to fraction form
    1,661,021.20/2,491,739.66 = 650,012.62/x
  3. Step 3: Cross multiply
    1,661,021.20x = 2,491,739.66 × 650,012.62
  4. Step 4: Simplify right side
    1,661,021.20x = 1,619,662,227,259.79
  5. Step 5: Solve for x
    x = 1,619,662,227,259.79/1,661,021.20
  6. Step 6: Final answer
    x = 975,100.27

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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.