Finding the Fourth Proportional to 1,618,537.80, 2,233,582.37 and 893,385.77
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Solution
The fourth proportional to 1,618,537.80, 2,233,582.37 and 893,385.77 is: 1,232,872.47
Step by Step Solution
- Step 1: Write the proportion equation
1,618,537.80 : 2,233,582.37 = 893,385.77 : x - Step 2: Convert to fraction form
1,618,537.80/2,233,582.37 = 893,385.77/x - Step 3: Cross multiply
1,618,537.80x = 2,233,582.37 × 893,385.77 - Step 4: Simplify right side
1,618,537.80x = 1,995,450,689,846.03 - Step 5: Solve for x
x = 1,995,450,689,846.03/1,618,537.80 - Step 6: Final answer
x = 1,232,872.47
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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.