Finding the Fourth Proportional to 6,192,415.40, 9,284,943.77 and 2,354,518.45
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Solution
The fourth proportional to 6,192,415.40, 9,284,943.77 and 2,354,518.45 is: 3,530,378.70
Step by Step Solution
- Step 1: Write the proportion equation
6,192,415.40 : 9,284,943.77 = 2,354,518.45 : x - Step 2: Convert to fraction form
6,192,415.40/9,284,943.77 = 2,354,518.45/x - Step 3: Cross multiply
6,192,415.40x = 9,284,943.77 × 2,354,518.45 - Step 4: Simplify right side
6,192,415.40x = 21,861,571,422,340.59 - Step 5: Solve for x
x = 21,861,571,422,340.59/6,192,415.40 - Step 6: Final answer
x = 3,530,378.70
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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.