Home / 2,106,540.96-2,906,954.64-1,201,414.56

Finding the Fourth Proportional to 2,106,540.96, 2,906,954.64 and 1,201,414.56

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Solution

The fourth proportional to 2,106,540.96, 2,906,954.64 and 1,201,414.56 is: 1,657,911.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,540.96 : 2,906,954.64 = 1,201,414.56 : x
  2. Step 2: Convert to fraction form
    2,106,540.96/2,906,954.64 = 1,201,414.56/x
  3. Step 3: Cross multiply
    2,106,540.96x = 2,906,954.64 × 1,201,414.56
  4. Step 4: Simplify right side
    2,106,540.96x = 3,492,457,629,755.56
  5. Step 5: Solve for x
    x = 3,492,457,629,755.56/2,106,540.96
  6. Step 6: Final answer
    x = 1,657,911.10

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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.