Home / 3,970,579.84-5,480,373.54-2,252,705.92

Finding the Fourth Proportional to 3,970,579.84, 5,480,373.54 and 2,252,705.92

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Solution

The fourth proportional to 3,970,579.84, 5,480,373.54 and 2,252,705.92 is: 3,109,286.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,579.84 : 5,480,373.54 = 2,252,705.92 : x
  2. Step 2: Convert to fraction form
    3,970,579.84/5,480,373.54 = 2,252,705.92/x
  3. Step 3: Cross multiply
    3,970,579.84x = 5,480,373.54 × 2,252,705.92
  4. Step 4: Simplify right side
    3,970,579.84x = 12,345,669,917,369.36
  5. Step 5: Solve for x
    x = 12,345,669,917,369.36/3,970,579.84
  6. Step 6: Final answer
    x = 3,109,286.41

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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.