Finding the Fourth Proportional to 3,677,976.92, 5,517,172.60 and 1,119,275.08
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Solution
The fourth proportional to 3,677,976.92, 5,517,172.60 and 1,119,275.08 is: 1,678,975.68
Step by Step Solution
- Step 1: Write the proportion equation
3,677,976.92 : 5,517,172.60 = 1,119,275.08 : x - Step 2: Convert to fraction form
3,677,976.92/5,517,172.60 = 1,119,275.08/x - Step 3: Cross multiply
3,677,976.92x = 5,517,172.60 × 1,119,275.08 - Step 4: Simplify right side
3,677,976.92x = 6,175,233,803,238.81 - Step 5: Solve for x
x = 6,175,233,803,238.81/3,677,976.92 - Step 6: Final answer
x = 1,678,975.68
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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.