Home / 3,848,219.78-5,309,699.76-2,299,248.74

Finding the Fourth Proportional to 3,848,219.78, 5,309,699.76 and 2,299,248.74

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Solution

The fourth proportional to 3,848,219.78, 5,309,699.76 and 2,299,248.74 is: 3,172,459.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,848,219.78 : 5,309,699.76 = 2,299,248.74 : x
  2. Step 2: Convert to fraction form
    3,848,219.78/5,309,699.76 = 2,299,248.74/x
  3. Step 3: Cross multiply
    3,848,219.78x = 5,309,699.76 × 2,299,248.74
  4. Step 4: Simplify right side
    3,848,219.78x = 12,208,320,456,409.80
  5. Step 5: Solve for x
    x = 12,208,320,456,409.80/3,848,219.78
  6. Step 6: Final answer
    x = 3,172,459.26

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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.