Finding the Fourth Proportional to 4,227,979.84, 6,342,190.92 and 1,195,567.60
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Solution
The fourth proportional to 4,227,979.84, 6,342,190.92 and 1,195,567.60 is: 1,793,413.94
Step by Step Solution
- Step 1: Write the proportion equation
4,227,979.84 : 6,342,190.92 = 1,195,567.60 : x - Step 2: Convert to fraction form
4,227,979.84/6,342,190.92 = 1,195,567.60/x - Step 3: Cross multiply
4,227,979.84x = 6,342,190.92 × 1,195,567.60 - Step 4: Simplify right side
4,227,979.84x = 7,582,517,976,966.19 - Step 5: Solve for x
x = 7,582,517,976,966.19/4,227,979.84 - Step 6: Final answer
x = 1,793,413.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.