Finding the Fourth Proportional to 4,148,217.96, 5,720,175.82 and 3,275,604.96
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Solution
The fourth proportional to 4,148,217.96, 5,720,175.82 and 3,275,604.96 is: 4,516,888.09
Step by Step Solution
- Step 1: Write the proportion equation
4,148,217.96 : 5,720,175.82 = 3,275,604.96 : x - Step 2: Convert to fraction form
4,148,217.96/5,720,175.82 = 3,275,604.96/x - Step 3: Cross multiply
4,148,217.96x = 5,720,175.82 × 3,275,604.96 - Step 4: Simplify right side
4,148,217.96x = 18,737,036,288,064.07 - Step 5: Solve for x
x = 18,737,036,288,064.07/4,148,217.96 - Step 6: Final answer
x = 4,516,888.09
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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.