Finding the Fourth Proportional to 4,616,943.80, 6,375,467.80 and 2,877,581.68
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Solution
The fourth proportional to 4,616,943.80, 6,375,467.80 and 2,877,581.68 is: 3,973,608.98
Step by Step Solution
- Step 1: Write the proportion equation
4,616,943.80 : 6,375,467.80 = 2,877,581.68 : x - Step 2: Convert to fraction form
4,616,943.80/6,375,467.80 = 2,877,581.68/x - Step 3: Cross multiply
4,616,943.80x = 6,375,467.80 × 2,877,581.68 - Step 4: Simplify right side
4,616,943.80x = 18,345,929,342,709.91 - Step 5: Solve for x
x = 18,345,929,342,709.91/4,616,943.80 - Step 6: Final answer
x = 3,973,608.98
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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.