Finding the Fourth Proportional to 4,112,989.84, 5,676,566.66 and 2,346,891.65
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Solution
The fourth proportional to 4,112,989.84, 5,676,566.66 and 2,346,891.65 is: 3,239,076.05
Step by Step Solution
- Step 1: Write the proportion equation
4,112,989.84 : 5,676,566.66 = 2,346,891.65 : x - Step 2: Convert to fraction form
4,112,989.84/5,676,566.66 = 2,346,891.65/x - Step 3: Cross multiply
4,112,989.84x = 5,676,566.66 × 2,346,891.65 - Step 4: Simplify right side
4,112,989.84x = 13,322,286,895,022.39 - Step 5: Solve for x
x = 13,322,286,895,022.39/4,112,989.84 - Step 6: Final answer
x = 3,239,076.05
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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.