Finding the Fourth Proportional to 2,032,857.99, 3,049,568.26 and 685,405.98
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Solution
The fourth proportional to 2,032,857.99, 3,049,568.26 and 685,405.98 is: 1,028,203.80
Step by Step Solution
- Step 1: Write the proportion equation
2,032,857.99 : 3,049,568.26 = 685,405.98 : x - Step 2: Convert to fraction form
2,032,857.99/3,049,568.26 = 685,405.98/x - Step 3: Cross multiply
2,032,857.99x = 3,049,568.26 × 685,405.98 - Step 4: Simplify right side
2,032,857.99x = 2,090,192,320,108.68 - Step 5: Solve for x
x = 2,090,192,320,108.68/2,032,857.99 - Step 6: Final answer
x = 1,028,203.80
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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.