Finding the Fourth Proportional to 3,306,802.84, 4,958,945.22 and 1,959,345.68
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Solution
The fourth proportional to 3,306,802.84, 4,958,945.22 and 1,959,345.68 is: 2,938,272.51
Step by Step Solution
- Step 1: Write the proportion equation
3,306,802.84 : 4,958,945.22 = 1,959,345.68 : x - Step 2: Convert to fraction form
3,306,802.84/4,958,945.22 = 1,959,345.68/x - Step 3: Cross multiply
3,306,802.84x = 4,958,945.22 × 1,959,345.68 - Step 4: Simplify right side
3,306,802.84x = 9,716,287,894,163.65 - Step 5: Solve for x
x = 9,716,287,894,163.65/3,306,802.84 - Step 6: Final answer
x = 2,938,272.51
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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.