Home / 2,702,627.86-3,729,568.89-1,478,928.46

Finding the Fourth Proportional to 2,702,627.86, 3,729,568.89 and 1,478,928.46

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Solution

The fourth proportional to 2,702,627.86, 3,729,568.89 and 1,478,928.46 is: 2,040,889.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,627.86 : 3,729,568.89 = 1,478,928.46 : x
  2. Step 2: Convert to fraction form
    2,702,627.86/3,729,568.89 = 1,478,928.46/x
  3. Step 3: Cross multiply
    2,702,627.86x = 3,729,568.89 × 1,478,928.46
  4. Step 4: Simplify right side
    2,702,627.86x = 5,515,765,574,951.61
  5. Step 5: Solve for x
    x = 5,515,765,574,951.61/2,702,627.86
  6. Step 6: Final answer
    x = 2,040,889.78

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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.