Finding the Fourth Proportional to 1,195,362.92, 1,649,639.35 and 679,107.39
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Solution
The fourth proportional to 1,195,362.92, 1,649,639.35 and 679,107.39 is: 937,190.09
Step by Step Solution
- Step 1: Write the proportion equation
1,195,362.92 : 1,649,639.35 = 679,107.39 : x - Step 2: Convert to fraction form
1,195,362.92/1,649,639.35 = 679,107.39/x - Step 3: Cross multiply
1,195,362.92x = 1,649,639.35 × 679,107.39 - Step 4: Simplify right side
1,195,362.92x = 1,120,282,277,361.75 - Step 5: Solve for x
x = 1,120,282,277,361.75/1,195,362.92 - Step 6: Final answer
x = 937,190.09
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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.