Finding the Fourth Proportional to 1,456,396.08, 2,183,078.46 and 815,760.60
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Solution
The fourth proportional to 1,456,396.08, 2,183,078.46 and 815,760.60 is: 1,222,791.94
Step by Step Solution
- Step 1: Write the proportion equation
1,456,396.08 : 2,183,078.46 = 815,760.60 : x - Step 2: Convert to fraction form
1,456,396.08/2,183,078.46 = 815,760.60/x - Step 3: Cross multiply
1,456,396.08x = 2,183,078.46 × 815,760.60 - Step 4: Simplify right side
1,456,396.08x = 1,780,869,394,376.68 - Step 5: Solve for x
x = 1,780,869,394,376.68/1,456,396.08 - Step 6: Final answer
x = 1,222,791.94
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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.