Home / 2,305,096.86-3,178,076.49-1,890,104.70

Finding the Fourth Proportional to 2,305,096.86, 3,178,076.49 and 1,890,104.70

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Solution

The fourth proportional to 2,305,096.86, 3,178,076.49 and 1,890,104.70 is: 2,605,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,305,096.86 : 3,178,076.49 = 1,890,104.70 : x
  2. Step 2: Convert to fraction form
    2,305,096.86/3,178,076.49 = 1,890,104.70/x
  3. Step 3: Cross multiply
    2,305,096.86x = 3,178,076.49 × 1,890,104.70
  4. Step 4: Simplify right side
    2,305,096.86x = 6,006,897,310,708.50
  5. Step 5: Solve for x
    x = 6,006,897,310,708.50/2,305,096.86
  6. Step 6: Final answer
    x = 2,605,919.70

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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.