Finding the Fourth Proportional to 4,093,955.91, 6,128,154.77 and 3,015,684.11
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Solution
The fourth proportional to 4,093,955.91, 6,128,154.77 and 3,015,684.11 is: 4,514,112.84
Step by Step Solution
- Step 1: Write the proportion equation
4,093,955.91 : 6,128,154.77 = 3,015,684.11 : x - Step 2: Convert to fraction form
4,093,955.91/6,128,154.77 = 3,015,684.11/x - Step 3: Cross multiply
4,093,955.91x = 6,128,154.77 × 3,015,684.11 - Step 4: Simplify right side
4,093,955.91x = 18,480,578,917,790.51 - Step 5: Solve for x
x = 18,480,578,917,790.51/4,093,955.91 - Step 6: Final answer
x = 4,514,112.84
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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.