Finding the Fourth Proportional to 3,876,301.63, 5,814,612.77 and 1,143,849.07
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Solution
The fourth proportional to 3,876,301.63, 5,814,612.77 and 1,143,849.07 is: 1,715,820.91
Step by Step Solution
- Step 1: Write the proportion equation
3,876,301.63 : 5,814,612.77 = 1,143,849.07 : x - Step 2: Convert to fraction form
3,876,301.63/5,814,612.77 = 1,143,849.07/x - Step 3: Cross multiply
3,876,301.63x = 5,814,612.77 × 1,143,849.07 - Step 4: Simplify right side
3,876,301.63x = 6,651,039,409,374.62 - Step 5: Solve for x
x = 6,651,039,409,374.62/3,876,301.63 - Step 6: Final answer
x = 1,715,820.91
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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.