Home / 3,550,318.66-4,899,439.56-1,918,729.18

Finding the Fourth Proportional to 3,550,318.66, 4,899,439.56 and 1,918,729.18

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Solution

The fourth proportional to 3,550,318.66, 4,899,439.56 and 1,918,729.18 is: 2,647,846.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550,318.66 : 4,899,439.56 = 1,918,729.18 : x
  2. Step 2: Convert to fraction form
    3,550,318.66/4,899,439.56 = 1,918,729.18/x
  3. Step 3: Cross multiply
    3,550,318.66x = 4,899,439.56 × 1,918,729.18
  4. Step 4: Simplify right side
    3,550,318.66x = 9,400,697,649,418.36
  5. Step 5: Solve for x
    x = 9,400,697,649,418.36/3,550,318.66
  6. Step 6: Final answer
    x = 2,647,846.17

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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.