Finding the Fourth Proportional to 3,163,152.75, 4,746,174.98 and 1,721,676.75
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Solution
The fourth proportional to 3,163,152.75, 4,746,174.98 and 1,721,676.75 is: 2,583,302.09
Step by Step Solution
- Step 1: Write the proportion equation
3,163,152.75 : 4,746,174.98 = 1,721,676.75 : x - Step 2: Convert to fraction form
3,163,152.75/4,746,174.98 = 1,721,676.75/x - Step 3: Cross multiply
3,163,152.75x = 4,746,174.98 × 1,721,676.75 - Step 4: Simplify right side
3,163,152.75x = 8,171,379,105,889.33 - Step 5: Solve for x
x = 8,171,379,105,889.33/3,163,152.75 - Step 6: Final answer
x = 2,583,302.09
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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.