Finding the Fourth Proportional to 4,954,163.68, 6,836,199.24 and 2,778,259.06
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Solution
The fourth proportional to 4,954,163.68, 6,836,199.24 and 2,778,259.06 is: 3,833,690.95
Step by Step Solution
- Step 1: Write the proportion equation
4,954,163.68 : 6,836,199.24 = 2,778,259.06 : x - Step 2: Convert to fraction form
4,954,163.68/6,836,199.24 = 2,778,259.06/x - Step 3: Cross multiply
4,954,163.68x = 6,836,199.24 × 2,778,259.06 - Step 4: Simplify right side
4,954,163.68x = 18,992,732,474,495.12 - Step 5: Solve for x
x = 18,992,732,474,495.12/4,954,163.68 - Step 6: Final answer
x = 3,833,690.95
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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.