Finding the Fourth Proportional to 5,919,916.26, 8,880,187.83 and 1,876,719.54
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Solution
The fourth proportional to 5,919,916.26, 8,880,187.83 and 1,876,719.54 is: 2,815,178.68
Step by Step Solution
- Step 1: Write the proportion equation
5,919,916.26 : 8,880,187.83 = 1,876,719.54 : x - Step 2: Convert to fraction form
5,919,916.26/8,880,187.83 = 1,876,719.54/x - Step 3: Cross multiply
5,919,916.26x = 8,880,187.83 × 1,876,719.54 - Step 4: Simplify right side
5,919,916.26x = 16,665,622,019,431.20 - Step 5: Solve for x
x = 16,665,622,019,431.20/5,919,916.26 - Step 6: Final answer
x = 2,815,178.68
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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.