Finding the Fourth Proportional to 2,125,571.12, 3,188,027.93 and 777,418.46
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Solution
The fourth proportional to 2,125,571.12, 3,188,027.93 and 777,418.46 is: 1,166,007.44
Step by Step Solution
- Step 1: Write the proportion equation
2,125,571.12 : 3,188,027.93 = 777,418.46 : x - Step 2: Convert to fraction form
2,125,571.12/3,188,027.93 = 777,418.46/x - Step 3: Cross multiply
2,125,571.12x = 3,188,027.93 × 777,418.46 - Step 4: Simplify right side
2,125,571.12x = 2,478,431,743,950.36 - Step 5: Solve for x
x = 2,478,431,743,950.36/2,125,571.12 - Step 6: Final answer
x = 1,166,007.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.