Finding the Fourth Proportional to 1,618,664.05, 2,233,756.81 and 893,512.26
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Solution
The fourth proportional to 1,618,664.05, 2,233,756.81 and 893,512.26 is: 1,233,047.15
Step by Step Solution
- Step 1: Write the proportion equation
1,618,664.05 : 2,233,756.81 = 893,512.26 : x - Step 2: Convert to fraction form
1,618,664.05/2,233,756.81 = 893,512.26/x - Step 3: Cross multiply
1,618,664.05x = 2,233,756.81 × 893,512.26 - Step 4: Simplify right side
1,618,664.05x = 1,995,889,095,593.49 - Step 5: Solve for x
x = 1,995,889,095,593.49/1,618,664.05 - Step 6: Final answer
x = 1,233,047.15
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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.