Finding the Fourth Proportional to 2,735,715.52, 3,775,169.94 and 1,511,957.80
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Solution
The fourth proportional to 2,735,715.52, 3,775,169.94 and 1,511,957.80 is: 2,086,436.84
Step by Step Solution
- Step 1: Write the proportion equation
2,735,715.52 : 3,775,169.94 = 1,511,957.80 : x - Step 2: Convert to fraction form
2,735,715.52/3,775,169.94 = 1,511,957.80/x - Step 3: Cross multiply
2,735,715.52x = 3,775,169.94 × 1,511,957.80 - Step 4: Simplify right side
2,735,715.52x = 5,707,897,637,108.53 - Step 5: Solve for x
x = 5,707,897,637,108.53/2,735,715.52 - Step 6: Final answer
x = 2,086,436.84
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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.