Finding the Fourth Proportional to 1,287,397.14, 1,932,366.92 and 966,433.02
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Solution
The fourth proportional to 1,287,397.14, 1,932,366.92 and 966,433.02 is: 1,450,603.81
Step by Step Solution
- Step 1: Write the proportion equation
1,287,397.14 : 1,932,366.92 = 966,433.02 : x - Step 2: Convert to fraction form
1,287,397.14/1,932,366.92 = 966,433.02/x - Step 3: Cross multiply
1,287,397.14x = 1,932,366.92 × 966,433.02 - Step 4: Simplify right side
1,287,397.14x = 1,867,503,198,243.70 - Step 5: Solve for x
x = 1,867,503,198,243.70/1,287,397.14 - Step 6: Final answer
x = 1,450,603.81
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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.