Home / 3,177,745.60-4,766,890.56-903,278.56

Finding the Fourth Proportional to 3,177,745.60, 4,766,890.56 and 903,278.56

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Solution

The fourth proportional to 3,177,745.60, 4,766,890.56 and 903,278.56 is: 1,354,995.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,177,745.60 : 4,766,890.56 = 903,278.56 : x
  2. Step 2: Convert to fraction form
    3,177,745.60/4,766,890.56 = 903,278.56/x
  3. Step 3: Cross multiply
    3,177,745.60x = 4,766,890.56 × 903,278.56
  4. Step 4: Simplify right side
    3,177,745.60x = 4,305,830,040,714.39
  5. Step 5: Solve for x
    x = 4,305,830,040,714.39/3,177,745.60
  6. Step 6: Final answer
    x = 1,354,995.20

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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.