Finding the Fourth Proportional to 2,385,535.63, 3,292,053.49 and 1,297,814.99
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Solution
The fourth proportional to 2,385,535.63, 3,292,053.49 and 1,297,814.99 is: 1,790,992.48
Step by Step Solution
- Step 1: Write the proportion equation
2,385,535.63 : 3,292,053.49 = 1,297,814.99 : x - Step 2: Convert to fraction form
2,385,535.63/3,292,053.49 = 1,297,814.99/x - Step 3: Cross multiply
2,385,535.63x = 3,292,053.49 × 1,297,814.99 - Step 4: Simplify right side
2,385,535.63x = 4,272,476,372,189.41 - Step 5: Solve for x
x = 4,272,476,372,189.41/2,385,535.63 - Step 6: Final answer
x = 1,790,992.48
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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.