Finding the Fourth Proportional to 2,207,474.28, 3,046,567.02 and 1,227,511.02
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Solution
The fourth proportional to 2,207,474.28, 3,046,567.02 and 1,227,511.02 is: 1,694,105.62
Step by Step Solution
- Step 1: Write the proportion equation
2,207,474.28 : 3,046,567.02 = 1,227,511.02 : x - Step 2: Convert to fraction form
2,207,474.28/3,046,567.02 = 1,227,511.02/x - Step 3: Cross multiply
2,207,474.28x = 3,046,567.02 × 1,227,511.02 - Step 4: Simplify right side
2,207,474.28x = 3,739,694,574,190.77 - Step 5: Solve for x
x = 3,739,694,574,190.77/2,207,474.28 - Step 6: Final answer
x = 1,694,105.62
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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.