Finding the Fourth Proportional to 4,639,724.51, 6,956,087.56 and 3,042,689.63
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Solution
The fourth proportional to 4,639,724.51, 6,956,087.56 and 3,042,689.63 is: 4,561,739.69
Step by Step Solution
- Step 1: Write the proportion equation
4,639,724.51 : 6,956,087.56 = 3,042,689.63 : x - Step 2: Convert to fraction form
4,639,724.51/6,956,087.56 = 3,042,689.63/x - Step 3: Cross multiply
4,639,724.51x = 6,956,087.56 × 3,042,689.63 - Step 4: Simplify right side
4,639,724.51x = 21,165,215,441,796.84 - Step 5: Solve for x
x = 21,165,215,441,796.84/4,639,724.51 - Step 6: Final answer
x = 4,561,739.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.