Home / 3,271,306.69-4,907,747.36-1,378,589.41

Finding the Fourth Proportional to 3,271,306.69, 4,907,747.36 and 1,378,589.41

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Solution

The fourth proportional to 3,271,306.69, 4,907,747.36 and 1,378,589.41 is: 2,068,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271,306.69 : 4,907,747.36 = 1,378,589.41 : x
  2. Step 2: Convert to fraction form
    3,271,306.69/4,907,747.36 = 1,378,589.41/x
  3. Step 3: Cross multiply
    3,271,306.69x = 4,907,747.36 × 1,378,589.41
  4. Step 4: Simplify right side
    3,271,306.69x = 6,765,768,537,451.46
  5. Step 5: Solve for x
    x = 6,765,768,537,451.46/3,271,306.69
  6. Step 6: Final answer
    x = 2,068,215.91

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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.