Finding the Fourth Proportional to 3,278,620.10, 4,918,342.14 and 1,760,215.97
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Solution
The fourth proportional to 3,278,620.10, 4,918,342.14 and 1,760,215.97 is: 2,640,545.14
Step by Step Solution
- Step 1: Write the proportion equation
3,278,620.10 : 4,918,342.14 = 1,760,215.97 : x - Step 2: Convert to fraction form
3,278,620.10/4,918,342.14 = 1,760,215.97/x - Step 3: Cross multiply
3,278,620.10x = 4,918,342.14 × 1,760,215.97 - Step 4: Simplify right side
3,278,620.10x = 8,657,344,393,047.83 - Step 5: Solve for x
x = 8,657,344,393,047.83/3,278,620.10 - Step 6: Final answer
x = 2,640,545.14
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.