Home / 3,982,662-5,496,488.32-2,454,729.84

Finding the Fourth Proportional to 3,982,662, 5,496,488.32 and 2,454,729.84

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Solution

The fourth proportional to 3,982,662, 5,496,488.32 and 2,454,729.84 is: 3,387,782.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,662 : 5,496,488.32 = 2,454,729.84 : x
  2. Step 2: Convert to fraction form
    3,982,662/5,496,488.32 = 2,454,729.84/x
  3. Step 3: Cross multiply
    3,982,662x = 5,496,488.32 × 2,454,729.84
  4. Step 4: Simplify right side
    3,982,662x = 13,492,393,894,315.47
  5. Step 5: Solve for x
    x = 13,492,393,894,315.47/3,982,662
  6. Step 6: Final answer
    x = 3,387,782.82

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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.