Finding the Fourth Proportional to 2,513,732.09, 3,469,309.13 and 1,411,279.97
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Solution
The fourth proportional to 2,513,732.09, 3,469,309.13 and 1,411,279.97 is: 1,947,767.82
Step by Step Solution
- Step 1: Write the proportion equation
2,513,732.09 : 3,469,309.13 = 1,411,279.97 : x - Step 2: Convert to fraction form
2,513,732.09/3,469,309.13 = 1,411,279.97/x - Step 3: Cross multiply
2,513,732.09x = 3,469,309.13 × 1,411,279.97 - Step 4: Simplify right side
2,513,732.09x = 4,896,166,477,850.73 - Step 5: Solve for x
x = 4,896,166,477,850.73/2,513,732.09 - Step 6: Final answer
x = 1,947,767.82
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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.