Home / 4,001,348-5,521,860.51-2,190,512

Finding the Fourth Proportional to 4,001,348, 5,521,860.51 and 2,190,512

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Solution

The fourth proportional to 4,001,348, 5,521,860.51 and 2,190,512 is: 3,022,906.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001,348 : 5,521,860.51 = 2,190,512 : x
  2. Step 2: Convert to fraction form
    4,001,348/5,521,860.51 = 2,190,512/x
  3. Step 3: Cross multiply
    4,001,348x = 5,521,860.51 × 2,190,512
  4. Step 4: Simplify right side
    4,001,348x = 12,095,701,709,481.12
  5. Step 5: Solve for x
    x = 12,095,701,709,481.12/4,001,348
  6. Step 6: Final answer
    x = 3,022,906.71

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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.