Finding the Fourth Proportional to 1,686,505.44, 2,527,995.60 and 739,077.60
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Solution
The fourth proportional to 1,686,505.44, 2,527,995.60 and 739,077.60 is: 1,107,843.99
Step by Step Solution
- Step 1: Write the proportion equation
1,686,505.44 : 2,527,995.60 = 739,077.60 : x - Step 2: Convert to fraction form
1,686,505.44/2,527,995.60 = 739,077.60/x - Step 3: Cross multiply
1,686,505.44x = 2,527,995.60 × 739,077.60 - Step 4: Simplify right side
1,686,505.44x = 1,868,384,920,858.56 - Step 5: Solve for x
x = 1,868,384,920,858.56/1,686,505.44 - Step 6: Final answer
x = 1,107,843.99
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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.