Finding the Fourth Proportional to 1,662,614.62, 2,294,406.80 and 898,668.18
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Solution
The fourth proportional to 1,662,614.62, 2,294,406.80 and 898,668.18 is: 1,240,161.34
Step by Step Solution
- Step 1: Write the proportion equation
1,662,614.62 : 2,294,406.80 = 898,668.18 : x - Step 2: Convert to fraction form
1,662,614.62/2,294,406.80 = 898,668.18/x - Step 3: Cross multiply
1,662,614.62x = 2,294,406.80 × 898,668.18 - Step 4: Simplify right side
1,662,614.62x = 2,061,910,383,135.62 - Step 5: Solve for x
x = 2,061,910,383,135.62/1,662,614.62 - Step 6: Final answer
x = 1,240,161.34
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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.