Home / 1,371,383.25-1,892,514.30-798,816.93

Finding the Fourth Proportional to 1,371,383.25, 1,892,514.30 and 798,816.93

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Solution

The fourth proportional to 1,371,383.25, 1,892,514.30 and 798,816.93 is: 1,102,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,383.25 : 1,892,514.30 = 798,816.93 : x
  2. Step 2: Convert to fraction form
    1,371,383.25/1,892,514.30 = 798,816.93/x
  3. Step 3: Cross multiply
    1,371,383.25x = 1,892,514.30 × 798,816.93
  4. Step 4: Simplify right side
    1,371,383.25x = 1,511,772,463,107.10
  5. Step 5: Solve for x
    x = 1,511,772,463,107.10/1,371,383.25
  6. Step 6: Final answer
    x = 1,102,370.52

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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.