Home / 1,781,322.75-2,458,380.92-976,662.27

Finding the Fourth Proportional to 1,781,322.75, 2,458,380.92 and 976,662.27

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Solution

The fourth proportional to 1,781,322.75, 2,458,380.92 and 976,662.27 is: 1,347,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,322.75 : 2,458,380.92 = 976,662.27 : x
  2. Step 2: Convert to fraction form
    1,781,322.75/2,458,380.92 = 976,662.27/x
  3. Step 3: Cross multiply
    1,781,322.75x = 2,458,380.92 × 976,662.27
  4. Step 4: Simplify right side
    1,781,322.75x = 2,401,007,884,968.58
  5. Step 5: Solve for x
    x = 2,401,007,884,968.58/1,781,322.75
  6. Step 6: Final answer
    x = 1,347,879.20

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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.