Home / 2,156,021.92-3,234,076.62-1,447,433.92

Finding the Fourth Proportional to 2,156,021.92, 3,234,076.62 and 1,447,433.92

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Solution

The fourth proportional to 2,156,021.92, 3,234,076.62 and 1,447,433.92 is: 2,171,180.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,021.92 : 3,234,076.62 = 1,447,433.92 : x
  2. Step 2: Convert to fraction form
    2,156,021.92/3,234,076.62 = 1,447,433.92/x
  3. Step 3: Cross multiply
    2,156,021.92x = 3,234,076.62 × 1,447,433.92
  4. Step 4: Simplify right side
    2,156,021.92x = 4,681,112,199,666.95
  5. Step 5: Solve for x
    x = 4,681,112,199,666.95/2,156,021.92
  6. Step 6: Final answer
    x = 2,171,180.24

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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.