Finding the Fourth Proportional to 4,976,517.11, 6,867,576.77 and 2,801,059.00
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Solution
The fourth proportional to 4,976,517.11, 6,867,576.77 and 2,801,059.00 is: 3,865,451.94
Step by Step Solution
- Step 1: Write the proportion equation
4,976,517.11 : 6,867,576.77 = 2,801,059.00 : x - Step 2: Convert to fraction form
4,976,517.11/6,867,576.77 = 2,801,059.00/x - Step 3: Cross multiply
4,976,517.11x = 6,867,576.77 × 2,801,059.00 - Step 4: Simplify right side
4,976,517.11x = 19,236,487,688,625.19 - Step 5: Solve for x
x = 19,236,487,688,625.19/4,976,517.11 - Step 6: Final answer
x = 3,865,451.94
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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.