Home / 3,982,654-5,496,477.28-2,454,721.84

Finding the Fourth Proportional to 3,982,654, 5,496,477.28 and 2,454,721.84

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Solution

The fourth proportional to 3,982,654, 5,496,477.28 and 2,454,721.84 is: 3,387,771.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,654 : 5,496,477.28 = 2,454,721.84 : x
  2. Step 2: Convert to fraction form
    3,982,654/5,496,477.28 = 2,454,721.84/x
  3. Step 3: Cross multiply
    3,982,654x = 5,496,477.28 × 2,454,721.84
  4. Step 4: Simplify right side
    3,982,654x = 13,492,322,822,279.79
  5. Step 5: Solve for x
    x = 13,492,322,822,279.79/3,982,654
  6. Step 6: Final answer
    x = 3,387,771.78

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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.