Finding the Fourth Proportional to 5,176,622.97, 7,764,953.63 and 1,582,375.95
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Solution
The fourth proportional to 5,176,622.97, 7,764,953.63 and 1,582,375.95 is: 2,373,569.78
Step by Step Solution
- Step 1: Write the proportion equation
5,176,622.97 : 7,764,953.63 = 1,582,375.95 : x - Step 2: Convert to fraction form
5,176,622.97/7,764,953.63 = 1,582,375.95/x - Step 3: Cross multiply
5,176,622.97x = 7,764,953.63 × 1,582,375.95 - Step 4: Simplify right side
5,176,622.97x = 12,287,075,869,065.32 - Step 5: Solve for x
x = 12,287,075,869,065.32/5,176,622.97 - Step 6: Final answer
x = 2,373,569.78
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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.