Finding the Fourth Proportional to 2,393,354.05, 3,571,364.05 and 2,135,413.40
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Solution
The fourth proportional to 2,393,354.05, 3,571,364.05 and 2,135,413.40 is: 3,186,464.88
Step by Step Solution
- Step 1: Write the proportion equation
2,393,354.05 : 3,571,364.05 = 2,135,413.40 : x - Step 2: Convert to fraction form
2,393,354.05/3,571,364.05 = 2,135,413.40/x - Step 3: Cross multiply
2,393,354.05x = 3,571,364.05 × 2,135,413.40 - Step 4: Simplify right side
2,393,354.05x = 7,626,338,625,452.92 - Step 5: Solve for x
x = 7,626,338,625,452.92/2,393,354.05 - Step 6: Final answer
x = 3,186,464.88
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.