Finding the Fourth Proportional to 4,212,466.69, 6,322,244.79 and 3,946,746.19
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Solution
The fourth proportional to 4,212,466.69, 6,322,244.79 and 3,946,746.19 is: 5,923,440.44
Step by Step Solution
- Step 1: Write the proportion equation
4,212,466.69 : 6,322,244.79 = 3,946,746.19 : x - Step 2: Convert to fraction form
4,212,466.69/6,322,244.79 = 3,946,746.19/x - Step 3: Cross multiply
4,212,466.69x = 6,322,244.79 × 3,946,746.19 - Step 4: Simplify right side
4,212,466.69x = 24,952,295,537,179.85 - Step 5: Solve for x
x = 24,952,295,537,179.85/4,212,466.69 - Step 6: Final answer
x = 5,923,440.44
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1.5x scale
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.