Finding the Fourth Proportional to 1,706,838.84, 2,355,346.44 and 981,571.32
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Solution
The fourth proportional to 1,706,838.84, 2,355,346.44 and 981,571.32 is: 1,354,516.00
Step by Step Solution
- Step 1: Write the proportion equation
1,706,838.84 : 2,355,346.44 = 981,571.32 : x - Step 2: Convert to fraction form
1,706,838.84/2,355,346.44 = 981,571.32/x - Step 3: Cross multiply
1,706,838.84x = 2,355,346.44 × 981,571.32 - Step 4: Simplify right side
1,706,838.84x = 2,311,940,514,168.10 - Step 5: Solve for x
x = 2,311,940,514,168.10/1,706,838.84 - Step 6: Final answer
x = 1,354,516.00
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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.