Home / 1,876,418.68-2,589,447.54-1,016,969.80

Finding the Fourth Proportional to 1,876,418.68, 2,589,447.54 and 1,016,969.80

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Solution

The fourth proportional to 1,876,418.68, 2,589,447.54 and 1,016,969.80 is: 1,403,412.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,418.68 : 2,589,447.54 = 1,016,969.80 : x
  2. Step 2: Convert to fraction form
    1,876,418.68/2,589,447.54 = 1,016,969.80/x
  3. Step 3: Cross multiply
    1,876,418.68x = 2,589,447.54 × 1,016,969.80
  4. Step 4: Simplify right side
    1,876,418.68x = 2,633,389,946,864.29
  5. Step 5: Solve for x
    x = 2,633,389,946,864.29/1,876,418.68
  6. Step 6: Final answer
    x = 1,403,412.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.