Home / 4,486,809.88-6,191,765.70-2,449,619.40

Finding the Fourth Proportional to 4,486,809.88, 6,191,765.70 and 2,449,619.40

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Solution

The fourth proportional to 4,486,809.88, 6,191,765.70 and 2,449,619.40 is: 3,380,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,809.88 : 6,191,765.70 = 2,449,619.40 : x
  2. Step 2: Convert to fraction form
    4,486,809.88/6,191,765.70 = 2,449,619.40/x
  3. Step 3: Cross multiply
    4,486,809.88x = 6,191,765.70 × 2,449,619.40
  4. Step 4: Simplify right side
    4,486,809.88x = 15,167,469,378,974.58
  5. Step 5: Solve for x
    x = 15,167,469,378,974.58/4,486,809.88
  6. Step 6: Final answer
    x = 3,380,457.34

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1.5x scale

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.