Home / 4,222,055.96-6,330,684.64-1,661,883.32

Finding the Fourth Proportional to 4,222,055.96, 6,330,684.64 and 1,661,883.32

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Solution

The fourth proportional to 4,222,055.96, 6,330,684.64 and 1,661,883.32 is: 2,491,880.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222,055.96 : 6,330,684.64 = 1,661,883.32 : x
  2. Step 2: Convert to fraction form
    4,222,055.96/6,330,684.64 = 1,661,883.32/x
  3. Step 3: Cross multiply
    4,222,055.96x = 6,330,684.64 × 1,661,883.32
  4. Step 4: Simplify right side
    4,222,055.96x = 10,520,859,207,396.21
  5. Step 5: Solve for x
    x = 10,520,859,207,396.21/4,222,055.96
  6. Step 6: Final answer
    x = 2,491,880.57

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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.