Finding the Fourth Proportional to 2,330,473.30, 3,489,805.05 and 1,858,081.30
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Solution
The fourth proportional to 2,330,473.30, 3,489,805.05 and 1,858,081.30 is: 2,782,413.99
Step by Step Solution
- Step 1: Write the proportion equation
2,330,473.30 : 3,489,805.05 = 1,858,081.30 : x - Step 2: Convert to fraction form
2,330,473.30/3,489,805.05 = 1,858,081.30/x - Step 3: Cross multiply
2,330,473.30x = 3,489,805.05 × 1,858,081.30 - Step 4: Simplify right side
2,330,473.30x = 6,484,341,504,050.57 - Step 5: Solve for x
x = 6,484,341,504,050.57/2,330,473.30 - Step 6: Final answer
x = 2,782,413.99
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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.