Finding the Fourth Proportional to 1,678,129.76, 2,515,195.56 and 966,684.08
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Solution
The fourth proportional to 1,678,129.76, 2,515,195.56 and 966,684.08 is: 1,448,874.55
Step by Step Solution
- Step 1: Write the proportion equation
1,678,129.76 : 2,515,195.56 = 966,684.08 : x - Step 2: Convert to fraction form
1,678,129.76/2,515,195.56 = 966,684.08/x - Step 3: Cross multiply
1,678,129.76x = 2,515,195.56 × 966,684.08 - Step 4: Simplify right side
1,678,129.76x = 2,431,399,505,938.68 - Step 5: Solve for x
x = 2,431,399,505,938.68/1,678,129.76 - Step 6: Final answer
x = 1,448,874.55
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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.