Finding the Fourth Proportional to 4,954,159.93, 6,836,194.07 and 2,778,255.31
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Solution
The fourth proportional to 4,954,159.93, 6,836,194.07 and 2,778,255.31 is: 3,833,685.78
Step by Step Solution
- Step 1: Write the proportion equation
4,954,159.93 : 6,836,194.07 = 2,778,255.31 : x - Step 2: Convert to fraction form
4,954,159.93/6,836,194.07 = 2,778,255.31/x - Step 3: Cross multiply
4,954,159.93x = 6,836,194.07 × 2,778,255.31 - Step 4: Simplify right side
4,954,159.93x = 18,992,692,461,276.74 - Step 5: Solve for x
x = 18,992,692,461,276.74/4,954,159.93 - Step 6: Final answer
x = 3,833,685.78
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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.