Finding the Fourth Proportional to 4,336,191.40, 5,983,866.42 and 2,402,413.08
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Solution
The fourth proportional to 4,336,191.40, 5,983,866.42 and 2,402,413.08 is: 3,315,287.00
Step by Step Solution
- Step 1: Write the proportion equation
4,336,191.40 : 5,983,866.42 = 2,402,413.08 : x - Step 2: Convert to fraction form
4,336,191.40/5,983,866.42 = 2,402,413.08/x - Step 3: Cross multiply
4,336,191.40x = 5,983,866.42 × 2,402,413.08 - Step 4: Simplify right side
4,336,191.40x = 14,375,718,956,380.77 - Step 5: Solve for x
x = 14,375,718,956,380.77/4,336,191.40 - Step 6: Final answer
x = 3,315,287.00
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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.