Finding the Fourth Proportional to 2,735,631.36, 3,771,717.12 and 1,767,121.92
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Solution
The fourth proportional to 2,735,631.36, 3,771,717.12 and 1,767,121.92 is: 2,436,396.99
Step by Step Solution
- Step 1: Write the proportion equation
2,735,631.36 : 3,771,717.12 = 1,767,121.92 : x - Step 2: Convert to fraction form
2,735,631.36/3,771,717.12 = 1,767,121.92/x - Step 3: Cross multiply
2,735,631.36x = 3,771,717.12 × 1,767,121.92 - Step 4: Simplify right side
2,735,631.36x = 6,665,083,998,791.27 - Step 5: Solve for x
x = 6,665,083,998,791.27/2,735,631.36 - Step 6: Final answer
x = 2,436,396.99
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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.