Home / 3,114,917.82-4,298,578.56-1,738,246.86

Finding the Fourth Proportional to 3,114,917.82, 4,298,578.56 and 1,738,246.86

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Solution

The fourth proportional to 3,114,917.82, 4,298,578.56 and 1,738,246.86 is: 2,398,776.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114,917.82 : 4,298,578.56 = 1,738,246.86 : x
  2. Step 2: Convert to fraction form
    3,114,917.82/4,298,578.56 = 1,738,246.86/x
  3. Step 3: Cross multiply
    3,114,917.82x = 4,298,578.56 × 1,738,246.86
  4. Step 4: Simplify right side
    3,114,917.82x = 7,471,990,684,383.32
  5. Step 5: Solve for x
    x = 7,471,990,684,383.32/3,114,917.82
  6. Step 6: Final answer
    x = 2,398,776.18

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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.