Finding the Fourth Proportional to 2,207,413.68, 3,046,257.84 and 1,347,854.64
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Solution
The fourth proportional to 2,207,413.68, 3,046,257.84 and 1,347,854.64 is: 1,860,055.87
Step by Step Solution
- Step 1: Write the proportion equation
2,207,413.68 : 3,046,257.84 = 1,347,854.64 : x - Step 2: Convert to fraction form
2,207,413.68/3,046,257.84 = 1,347,854.64/x - Step 3: Cross multiply
2,207,413.68x = 3,046,257.84 × 1,347,854.64 - Step 4: Simplify right side
2,207,413.68x = 4,105,912,764,280.38 - Step 5: Solve for x
x = 4,105,912,764,280.38/2,207,413.68 - Step 6: Final answer
x = 1,860,055.87
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.