Home / 1,661,032.60-2,489,993.70-1,301,003.80

Finding the Fourth Proportional to 1,661,032.60, 2,489,993.70 and 1,301,003.80

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Solution

The fourth proportional to 1,661,032.60, 2,489,993.70 and 1,301,003.80 is: 1,950,287.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,661,032.60 : 2,489,993.70 = 1,301,003.80 : x
  2. Step 2: Convert to fraction form
    1,661,032.60/2,489,993.70 = 1,301,003.80/x
  3. Step 3: Cross multiply
    1,661,032.60x = 2,489,993.70 × 1,301,003.80
  4. Step 4: Simplify right side
    1,661,032.60x = 3,239,491,265,676.06
  5. Step 5: Solve for x
    x = 3,239,491,265,676.06/1,661,032.60
  6. Step 6: Final answer
    x = 1,950,287.59

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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.