Finding the Fourth Proportional to 1,897,353.96, 2,616,573.99 and 1,511,452.35
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Solution
The fourth proportional to 1,897,353.96, 2,616,573.99 and 1,511,452.35 is: 2,084,390.68
Step by Step Solution
- Step 1: Write the proportion equation
1,897,353.96 : 2,616,573.99 = 1,511,452.35 : x - Step 2: Convert to fraction form
1,897,353.96/2,616,573.99 = 1,511,452.35/x - Step 3: Cross multiply
1,897,353.96x = 2,616,573.99 × 1,511,452.35 - Step 4: Simplify right side
1,897,353.96x = 3,954,826,906,134.38 - Step 5: Solve for x
x = 3,954,826,906,134.38/1,897,353.96 - Step 6: Final answer
x = 2,084,390.68
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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.