Home / 4,848,538.39-6,690,980.82-2,783,687.20

Finding the Fourth Proportional to 4,848,538.39, 6,690,980.82 and 2,783,687.20

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Solution

The fourth proportional to 4,848,538.39, 6,690,980.82 and 2,783,687.20 is: 3,841,487.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848,538.39 : 6,690,980.82 = 2,783,687.20 : x
  2. Step 2: Convert to fraction form
    4,848,538.39/6,690,980.82 = 2,783,687.20/x
  3. Step 3: Cross multiply
    4,848,538.39x = 6,690,980.82 × 2,783,687.20
  4. Step 4: Simplify right side
    4,848,538.39x = 18,625,597,664,079.51
  5. Step 5: Solve for x
    x = 18,625,597,664,079.51/4,848,538.39
  6. Step 6: Final answer
    x = 3,841,487.10

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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.