Finding the Fourth Proportional to 2,830,528.17, 3,906,173.36 and 1,541,367.53
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Solution
The fourth proportional to 2,830,528.17, 3,906,173.36 and 1,541,367.53 is: 2,127,111.42
Step by Step Solution
- Step 1: Write the proportion equation
2,830,528.17 : 3,906,173.36 = 1,541,367.53 : x - Step 2: Convert to fraction form
2,830,528.17/3,906,173.36 = 1,541,367.53/x - Step 3: Cross multiply
2,830,528.17x = 3,906,173.36 × 1,541,367.53 - Step 4: Simplify right side
2,830,528.17x = 6,020,848,782,625.70 - Step 5: Solve for x
x = 6,020,848,782,625.70/2,830,528.17 - Step 6: Final answer
x = 2,127,111.42
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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.