Home / 2,100,922.51-2,899,233.69-1,285,066.26

Finding the Fourth Proportional to 2,100,922.51, 2,899,233.69 and 1,285,066.26

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Solution

The fourth proportional to 2,100,922.51, 2,899,233.69 and 1,285,066.26 is: 1,773,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,922.51 : 2,899,233.69 = 1,285,066.26 : x
  2. Step 2: Convert to fraction form
    2,100,922.51/2,899,233.69 = 1,285,066.26/x
  3. Step 3: Cross multiply
    2,100,922.51x = 2,899,233.69 × 1,285,066.26
  4. Step 4: Simplify right side
    2,100,922.51x = 3,725,707,394,874.30
  5. Step 5: Solve for x
    x = 3,725,707,394,874.30/2,100,922.51
  6. Step 6: Final answer
    x = 1,773,367.36

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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.