Finding the Fourth Proportional to 4,889,817.97, 6,747,611.29 and 2,714,189.87
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Solution
The fourth proportional to 4,889,817.97, 6,747,611.29 and 2,714,189.87 is: 3,745,394.67
Step by Step Solution
- Step 1: Write the proportion equation
4,889,817.97 : 6,747,611.29 = 2,714,189.87 : x - Step 2: Convert to fraction form
4,889,817.97/6,747,611.29 = 2,714,189.87/x - Step 3: Cross multiply
4,889,817.97x = 6,747,611.29 × 2,714,189.87 - Step 4: Simplify right side
4,889,817.97x = 18,314,298,197,411.19 - Step 5: Solve for x
x = 18,314,298,197,411.19/4,889,817.97 - Step 6: Final answer
x = 3,745,394.67
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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.