Home / 4,968,928-6,857,055.03-2,763,775.90

Finding the Fourth Proportional to 4,968,928, 6,857,055.03 and 2,763,775.90

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Solution

The fourth proportional to 4,968,928, 6,857,055.03 and 2,763,775.90 is: 3,813,974.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,928 : 6,857,055.03 = 2,763,775.90 : x
  2. Step 2: Convert to fraction form
    4,968,928/6,857,055.03 = 2,763,775.90/x
  3. Step 3: Cross multiply
    4,968,928x = 6,857,055.03 × 2,763,775.90
  4. Step 4: Simplify right side
    4,968,928x = 18,951,363,436,887.78
  5. Step 5: Solve for x
    x = 18,951,363,436,887.78/4,968,928
  6. Step 6: Final answer
    x = 3,813,974.25

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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.