Home / 2,639,066.56-3,640,829.32-1,605,745.96

Finding the Fourth Proportional to 2,639,066.56, 3,640,829.32 and 1,605,745.96

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Solution

The fourth proportional to 2,639,066.56, 3,640,829.32 and 1,605,745.96 is: 2,215,270.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,639,066.56 : 3,640,829.32 = 1,605,745.96 : x
  2. Step 2: Convert to fraction form
    2,639,066.56/3,640,829.32 = 1,605,745.96/x
  3. Step 3: Cross multiply
    2,639,066.56x = 3,640,829.32 × 1,605,745.96
  4. Step 4: Simplify right side
    2,639,066.56x = 5,846,246,971,639.55
  5. Step 5: Solve for x
    x = 5,846,246,971,639.55/2,639,066.56
  6. Step 6: Final answer
    x = 2,215,270.76

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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.