Home / 3,820,949.60-5,731,424.40-3,673,983.20

Finding the Fourth Proportional to 3,820,949.60, 5,731,424.40 and 3,673,983.20

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Solution

The fourth proportional to 3,820,949.60, 5,731,424.40 and 3,673,983.20 is: 5,510,974.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,820,949.60 : 5,731,424.40 = 3,673,983.20 : x
  2. Step 2: Convert to fraction form
    3,820,949.60/5,731,424.40 = 3,673,983.20/x
  3. Step 3: Cross multiply
    3,820,949.60x = 5,731,424.40 × 3,673,983.20
  4. Step 4: Simplify right side
    3,820,949.60x = 21,057,156,957,670.08
  5. Step 5: Solve for x
    x = 21,057,156,957,670.08/3,820,949.60
  6. Step 6: Final answer
    x = 5,510,974.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.