Home / 1,906,673.82-2,860,009.72-486,729.38

Finding the Fourth Proportional to 1,906,673.82, 2,860,009.72 and 486,729.38

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Solution

The fourth proportional to 1,906,673.82, 2,860,009.72 and 486,729.38 is: 730,093.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,673.82 : 2,860,009.72 = 486,729.38 : x
  2. Step 2: Convert to fraction form
    1,906,673.82/2,860,009.72 = 486,729.38/x
  3. Step 3: Cross multiply
    1,906,673.82x = 2,860,009.72 × 486,729.38
  4. Step 4: Simplify right side
    1,906,673.82x = 1,392,050,757,809.57
  5. Step 5: Solve for x
    x = 1,392,050,757,809.57/1,906,673.82
  6. Step 6: Final answer
    x = 730,093.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.