Home / 2,989,514.91-4,125,661.21-1,682,851.19

Finding the Fourth Proportional to 2,989,514.91, 4,125,661.21 and 1,682,851.19

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Solution

The fourth proportional to 2,989,514.91, 4,125,661.21 and 1,682,851.19 is: 2,322,408.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,514.91 : 4,125,661.21 = 1,682,851.19 : x
  2. Step 2: Convert to fraction form
    2,989,514.91/4,125,661.21 = 1,682,851.19/x
  3. Step 3: Cross multiply
    2,989,514.91x = 4,125,661.21 × 1,682,851.19
  4. Step 4: Simplify right side
    2,989,514.91x = 6,942,873,876,785.34
  5. Step 5: Solve for x
    x = 6,942,873,876,785.34/2,989,514.91
  6. Step 6: Final answer
    x = 2,322,408.18

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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.