Finding the Fourth Proportional to 1,094,009.97, 1,640,178.36 and 903,872.19
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Solution
The fourth proportional to 1,094,009.97, 1,640,178.36 and 903,872.19 is: 1,355,117.09
Step by Step Solution
- Step 1: Write the proportion equation
1,094,009.97 : 1,640,178.36 = 903,872.19 : x - Step 2: Convert to fraction form
1,094,009.97/1,640,178.36 = 903,872.19/x - Step 3: Cross multiply
1,094,009.97x = 1,640,178.36 × 903,872.19 - Step 4: Simplify right side
1,094,009.97x = 1,482,511,606,243.81 - Step 5: Solve for x
x = 1,482,511,606,243.81/1,094,009.97 - Step 6: Final answer
x = 1,355,117.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.