Home / 3,411,940.89-4,708,481.17-2,188,242.63

Finding the Fourth Proportional to 3,411,940.89, 4,708,481.17 and 2,188,242.63

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Solution

The fourth proportional to 3,411,940.89, 4,708,481.17 and 2,188,242.63 is: 3,019,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411,940.89 : 4,708,481.17 = 2,188,242.63 : x
  2. Step 2: Convert to fraction form
    3,411,940.89/4,708,481.17 = 2,188,242.63/x
  3. Step 3: Cross multiply
    3,411,940.89x = 4,708,481.17 × 2,188,242.63
  4. Step 4: Simplify right side
    3,411,940.89x = 10,303,299,218,746.28
  5. Step 5: Solve for x
    x = 10,303,299,218,746.28/3,411,940.89
  6. Step 6: Final answer
    x = 3,019,776.59

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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.