Finding the Fourth Proportional to 4,954,170.68, 6,836,208.90 and 2,778,266.06
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Solution
The fourth proportional to 4,954,170.68, 6,836,208.90 and 2,778,266.06 is: 3,833,700.61
Step by Step Solution
- Step 1: Write the proportion equation
4,954,170.68 : 6,836,208.90 = 2,778,266.06 : x - Step 2: Convert to fraction form
4,954,170.68/6,836,208.90 = 2,778,266.06/x - Step 3: Cross multiply
4,954,170.68x = 6,836,208.90 × 2,778,266.06 - Step 4: Simplify right side
4,954,170.68x = 18,992,807,165,939.93 - Step 5: Solve for x
x = 18,992,807,165,939.93/4,954,170.68 - Step 6: Final answer
x = 3,833,700.61
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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.