Finding the Fourth Proportional to 3,921,852.67, 5,843,360.80 and 3,701,583.49
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Solution
The fourth proportional to 3,921,852.67, 5,843,360.80 and 3,701,583.49 is: 5,515,170.94
Step by Step Solution
- Step 1: Write the proportion equation
3,921,852.67 : 5,843,360.80 = 3,701,583.49 : x - Step 2: Convert to fraction form
3,921,852.67/5,843,360.80 = 3,701,583.49/x - Step 3: Cross multiply
3,921,852.67x = 5,843,360.80 × 3,701,583.49 - Step 4: Simplify right side
3,921,852.67x = 21,629,687,834,176.39 - Step 5: Solve for x
x = 21,629,687,834,176.39/3,921,852.67 - Step 6: Final answer
x = 5,515,170.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.