Finding the Fourth Proportional to 4,954,173.18, 6,836,212.35 and 2,778,268.56
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Solution
The fourth proportional to 4,954,173.18, 6,836,212.35 and 2,778,268.56 is: 3,833,704.06
Step by Step Solution
- Step 1: Write the proportion equation
4,954,173.18 : 6,836,212.35 = 2,778,268.56 : x - Step 2: Convert to fraction form
4,954,173.18/6,836,212.35 = 2,778,268.56/x - Step 3: Cross multiply
4,954,173.18x = 6,836,212.35 × 2,778,268.56 - Step 4: Simplify right side
4,954,173.18x = 18,992,833,841,488.71 - Step 5: Solve for x
x = 18,992,833,841,488.71/4,954,173.18 - Step 6: Final answer
x = 3,833,704.06
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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.