Finding the Fourth Proportional to 3,641,796.45, 5,462,694.68 and 1,513,408.05
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Solution
The fourth proportional to 3,641,796.45, 5,462,694.68 and 1,513,408.05 is: 2,270,112.08
Step by Step Solution
- Step 1: Write the proportion equation
3,641,796.45 : 5,462,694.68 = 1,513,408.05 : x - Step 2: Convert to fraction form
3,641,796.45/5,462,694.68 = 1,513,408.05/x - Step 3: Cross multiply
3,641,796.45x = 5,462,694.68 × 1,513,408.05 - Step 4: Simplify right side
3,641,796.45x = 8,267,286,095,837.13 - Step 5: Solve for x
x = 8,267,286,095,837.13/3,641,796.45 - Step 6: Final answer
x = 2,270,112.08
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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.