Finding the Fourth Proportional to 1,618,566.60, 2,233,622.13 and 893,414.47
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Solution
The fourth proportional to 1,618,566.60, 2,233,622.13 and 893,414.47 is: 1,232,912.09
Step by Step Solution
- Step 1: Write the proportion equation
1,618,566.60 : 2,233,622.13 = 893,414.47 : x - Step 2: Convert to fraction form
1,618,566.60/2,233,622.13 = 893,414.47/x - Step 3: Cross multiply
1,618,566.60x = 2,233,622.13 × 893,414.47 - Step 4: Simplify right side
1,618,566.60x = 1,995,550,331,454.22 - Step 5: Solve for x
x = 1,995,550,331,454.22/1,618,566.60 - Step 6: Final answer
x = 1,232,912.09
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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.