Home / 4,115,981.62-5,679,980.94-2,280,403.06

Finding the Fourth Proportional to 4,115,981.62, 5,679,980.94 and 2,280,403.06

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Solution

The fourth proportional to 4,115,981.62, 5,679,980.94 and 2,280,403.06 is: 3,146,915.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,981.62 : 5,679,980.94 = 2,280,403.06 : x
  2. Step 2: Convert to fraction form
    4,115,981.62/5,679,980.94 = 2,280,403.06/x
  3. Step 3: Cross multiply
    4,115,981.62x = 5,679,980.94 × 2,280,403.06
  4. Step 4: Simplify right side
    4,115,981.62x = 12,952,645,916,317.68
  5. Step 5: Solve for x
    x = 12,952,645,916,317.68/4,115,981.62
  6. Step 6: Final answer
    x = 3,146,915.39

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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.