Finding the Fourth Proportional to 3,963,344.48, 5,469,425.88 and 2,331,813.32
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Solution
The fourth proportional to 3,963,344.48, 5,469,425.88 and 2,331,813.32 is: 3,217,908.56
Step by Step Solution
- Step 1: Write the proportion equation
3,963,344.48 : 5,469,425.88 = 2,331,813.32 : x - Step 2: Convert to fraction form
3,963,344.48/5,469,425.88 = 2,331,813.32/x - Step 3: Cross multiply
3,963,344.48x = 5,469,425.88 × 2,331,813.32 - Step 4: Simplify right side
3,963,344.48x = 12,753,680,119,736.72 - Step 5: Solve for x
x = 12,753,680,119,736.72/3,963,344.48 - Step 6: Final answer
x = 3,217,908.56
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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.