Finding the Fourth Proportional to 3,891,817.87, 5,837,726.94 and 2,833,594.18
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Solution
The fourth proportional to 3,891,817.87, 5,837,726.94 and 2,833,594.18 is: 4,250,391.37
Step by Step Solution
- Step 1: Write the proportion equation
3,891,817.87 : 5,837,726.94 = 2,833,594.18 : x - Step 2: Convert to fraction form
3,891,817.87/5,837,726.94 = 2,833,594.18/x - Step 3: Cross multiply
3,891,817.87x = 5,837,726.94 × 2,833,594.18 - Step 4: Simplify right side
3,891,817.87x = 16,541,749,081,613.21 - Step 5: Solve for x
x = 16,541,749,081,613.21/3,891,817.87 - Step 6: Final answer
x = 4,250,391.37
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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.