Finding the Fourth Proportional to 2,054,378.78, 3,075,571.99 and 1,198,828.70
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Solution
The fourth proportional to 2,054,378.78, 3,075,571.99 and 1,198,828.70 is: 1,794,743.99
Step by Step Solution
- Step 1: Write the proportion equation
2,054,378.78 : 3,075,571.99 = 1,198,828.70 : x - Step 2: Convert to fraction form
2,054,378.78/3,075,571.99 = 1,198,828.70/x - Step 3: Cross multiply
2,054,378.78x = 3,075,571.99 × 1,198,828.70 - Step 4: Simplify right side
2,054,378.78x = 3,687,083,970,528.11 - Step 5: Solve for x
x = 3,687,083,970,528.11/2,054,378.78 - Step 6: Final answer
x = 1,794,743.99
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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.