Home / 2,702,657.63-3,729,667.94-1,478,963.47

Finding the Fourth Proportional to 2,702,657.63, 3,729,667.94 and 1,478,963.47

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Solution

The fourth proportional to 2,702,657.63, 3,729,667.94 and 1,478,963.47 is: 2,040,969.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,657.63 : 3,729,667.94 = 1,478,963.47 : x
  2. Step 2: Convert to fraction form
    2,702,657.63/3,729,667.94 = 1,478,963.47/x
  3. Step 3: Cross multiply
    2,702,657.63x = 3,729,667.94 × 1,478,963.47
  4. Step 4: Simplify right side
    2,702,657.63x = 5,516,042,632,863.39
  5. Step 5: Solve for x
    x = 5,516,042,632,863.39/2,702,657.63
  6. Step 6: Final answer
    x = 2,040,969.81

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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.