Home / 2,451,817.54-3,678,553.95-1,085,402.78

Finding the Fourth Proportional to 2,451,817.54, 3,678,553.95 and 1,085,402.78

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Solution

The fourth proportional to 2,451,817.54, 3,678,553.95 and 1,085,402.78 is: 1,628,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,451,817.54 : 3,678,553.95 = 1,085,402.78 : x
  2. Step 2: Convert to fraction form
    2,451,817.54/3,678,553.95 = 1,085,402.78/x
  3. Step 3: Cross multiply
    2,451,817.54x = 3,678,553.95 × 1,085,402.78
  4. Step 4: Simplify right side
    2,451,817.54x = 3,992,712,683,709.98
  5. Step 5: Solve for x
    x = 3,992,712,683,709.98/2,451,817.54
  6. Step 6: Final answer
    x = 1,628,470.56

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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.