Finding the Fourth Proportional to 2,663,028.44, 3,994,571.82 and 769,786.28
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Solution
The fourth proportional to 2,663,028.44, 3,994,571.82 and 769,786.28 is: 1,154,687.85
Step by Step Solution
- Step 1: Write the proportion equation
2,663,028.44 : 3,994,571.82 = 769,786.28 : x - Step 2: Convert to fraction form
2,663,028.44/3,994,571.82 = 769,786.28/x - Step 3: Cross multiply
2,663,028.44x = 3,994,571.82 × 769,786.28 - Step 4: Simplify right side
2,663,028.44x = 3,074,966,581,510.63 - Step 5: Solve for x
x = 3,074,966,581,510.63/2,663,028.44 - Step 6: Final answer
x = 1,154,687.85
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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.