Finding the Fourth Proportional to 1,618,537.62, 2,233,582.05 and 893,385.53
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Solution
The fourth proportional to 1,618,537.62, 2,233,582.05 and 893,385.53 is: 1,232,872.11
Step by Step Solution
- Step 1: Write the proportion equation
1,618,537.62 : 2,233,582.05 = 893,385.53 : x - Step 2: Convert to fraction form
1,618,537.62/2,233,582.05 = 893,385.53/x - Step 3: Cross multiply
1,618,537.62x = 2,233,582.05 × 893,385.53 - Step 4: Simplify right side
1,618,537.62x = 1,995,449,883,537.74 - Step 5: Solve for x
x = 1,995,449,883,537.74/1,618,537.62 - Step 6: Final answer
x = 1,232,872.11
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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.