Finding the Fourth Proportional to 4,302,721.01, 6,451,717.94 and 2,955,222.65
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Solution
The fourth proportional to 4,302,721.01, 6,451,717.94 and 2,955,222.65 is: 4,431,210.61
Step by Step Solution
- Step 1: Write the proportion equation
4,302,721.01 : 6,451,717.94 = 2,955,222.65 : x - Step 2: Convert to fraction form
4,302,721.01/6,451,717.94 = 2,955,222.65/x - Step 3: Cross multiply
4,302,721.01x = 6,451,717.94 × 2,955,222.65 - Step 4: Simplify right side
4,302,721.01x = 19,066,262,972,923.23 - Step 5: Solve for x
x = 19,066,262,972,923.23/4,302,721.01 - Step 6: Final answer
x = 4,431,210.61
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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.