Home / 1,226,606.43-1,692,716.97-682,730.55

Finding the Fourth Proportional to 1,226,606.43, 1,692,716.97 and 682,730.55

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Solution

The fourth proportional to 1,226,606.43, 1,692,716.97 and 682,730.55 is: 942,168.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,606.43 : 1,692,716.97 = 682,730.55 : x
  2. Step 2: Convert to fraction form
    1,226,606.43/1,692,716.97 = 682,730.55/x
  3. Step 3: Cross multiply
    1,226,606.43x = 1,692,716.97 × 682,730.55
  4. Step 4: Simplify right side
    1,226,606.43x = 1,155,669,587,922.43
  5. Step 5: Solve for x
    x = 1,155,669,587,922.43/1,226,606.43
  6. Step 6: Final answer
    x = 942,168.21

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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.