Finding the Fourth Proportional to 1,672,324.48, 2,307,812.16 and 908,371.84
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Solution
The fourth proportional to 1,672,324.48, 2,307,812.16 and 908,371.84 is: 1,253,555.52
Step by Step Solution
- Step 1: Write the proportion equation
1,672,324.48 : 2,307,812.16 = 908,371.84 : x - Step 2: Convert to fraction form
1,672,324.48/2,307,812.16 = 908,371.84/x - Step 3: Cross multiply
1,672,324.48x = 2,307,812.16 × 908,371.84 - Step 4: Simplify right side
1,672,324.48x = 2,096,351,578,153.57 - Step 5: Solve for x
x = 2,096,351,578,153.57/1,672,324.48 - Step 6: Final answer
x = 1,253,555.52
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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.