Finding the Fourth Proportional to 1,616,958.63, 2,427,120.23 and 1,190,975.46
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Solution
The fourth proportional to 1,616,958.63, 2,427,120.23 and 1,190,975.46 is: 1,787,702.28
Step by Step Solution
- Step 1: Write the proportion equation
1,616,958.63 : 2,427,120.23 = 1,190,975.46 : x - Step 2: Convert to fraction form
1,616,958.63/2,427,120.23 = 1,190,975.46/x - Step 3: Cross multiply
1,616,958.63x = 2,427,120.23 × 1,190,975.46 - Step 4: Simplify right side
1,616,958.63x = 2,890,640,614,309.08 - Step 5: Solve for x
x = 2,890,640,614,309.08/1,616,958.63 - Step 6: Final answer
x = 1,787,702.28
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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.