Finding the Fourth Proportional to 3,608,315.87, 5,414,252.11 and 1,689,356.97
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Solution
The fourth proportional to 3,608,315.87, 5,414,252.11 and 1,689,356.97 is: 2,534,868.03
Step by Step Solution
- Step 1: Write the proportion equation
3,608,315.87 : 5,414,252.11 = 1,689,356.97 : x - Step 2: Convert to fraction form
3,608,315.87/5,414,252.11 = 1,689,356.97/x - Step 3: Cross multiply
3,608,315.87x = 5,414,252.11 × 1,689,356.97 - Step 4: Simplify right side
3,608,315.87x = 9,146,604,535,142.32 - Step 5: Solve for x
x = 9,146,604,535,142.32/3,608,315.87 - Step 6: Final answer
x = 2,534,868.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.