Finding the Fourth Proportional to 1,618,577.92, 2,233,637.64 and 893,425.81
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Solution
The fourth proportional to 1,618,577.92, 2,233,637.64 and 893,425.81 is: 1,232,927.68
Step by Step Solution
- Step 1: Write the proportion equation
1,618,577.92 : 2,233,637.64 = 893,425.81 : x - Step 2: Convert to fraction form
1,618,577.92/2,233,637.64 = 893,425.81/x - Step 3: Cross multiply
1,618,577.92x = 2,233,637.64 × 893,425.81 - Step 4: Simplify right side
1,618,577.92x = 1,995,589,517,763.49 - Step 5: Solve for x
x = 1,995,589,517,763.49/1,618,577.92 - Step 6: Final answer
x = 1,232,927.68
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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.