Finding the Fourth Proportional to 1,186,394.46, 1,778,837.49 and 1,006,541.88
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Solution
The fourth proportional to 1,186,394.46, 1,778,837.49 and 1,006,541.88 is: 1,509,172.95
Step by Step Solution
- Step 1: Write the proportion equation
1,186,394.46 : 1,778,837.49 = 1,006,541.88 : x - Step 2: Convert to fraction form
1,186,394.46/1,778,837.49 = 1,006,541.88/x - Step 3: Cross multiply
1,186,394.46x = 1,778,837.49 × 1,006,541.88 - Step 4: Simplify right side
1,186,394.46x = 1,790,474,431,399.08 - Step 5: Solve for x
x = 1,790,474,431,399.08/1,186,394.46 - Step 6: Final answer
x = 1,509,172.95
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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.