Finding the Fourth Proportional to 4,986,694.68, 6,881,342.01 and 2,893,375.49
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Solution
The fourth proportional to 4,986,694.68, 6,881,342.01 and 2,893,375.49 is: 3,992,686.05
Step by Step Solution
- Step 1: Write the proportion equation
4,986,694.68 : 6,881,342.01 = 2,893,375.49 : x - Step 2: Convert to fraction form
4,986,694.68/6,881,342.01 = 2,893,375.49/x - Step 3: Cross multiply
4,986,694.68x = 6,881,342.01 × 2,893,375.49 - Step 4: Simplify right side
4,986,694.68x = 19,910,306,275,634.62 - Step 5: Solve for x
x = 19,910,306,275,634.62/4,986,694.68 - Step 6: Final answer
x = 3,992,686.05
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.