Finding the Fourth Proportional to 2,689,208.10, 3,711,107.97 and 1,465,514.10
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Solution
The fourth proportional to 2,689,208.10, 3,711,107.97 and 1,465,514.10 is: 2,022,409.89
Step by Step Solution
- Step 1: Write the proportion equation
2,689,208.10 : 3,711,107.97 = 1,465,514.10 : x - Step 2: Convert to fraction form
2,689,208.10/3,711,107.97 = 1,465,514.10/x - Step 3: Cross multiply
2,689,208.10x = 3,711,107.97 × 1,465,514.10 - Step 4: Simplify right side
2,689,208.10x = 5,438,681,056,657.38 - Step 5: Solve for x
x = 5,438,681,056,657.38/2,689,208.10 - Step 6: Final answer
x = 2,022,409.89
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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.