Finding the Fourth Proportional to 1,546,878.35, 2,135,084.49 and 1,057,046.14
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Solution
The fourth proportional to 1,546,878.35, 2,135,084.49 and 1,057,046.14 is: 1,458,991.79
Step by Step Solution
- Step 1: Write the proportion equation
1,546,878.35 : 2,135,084.49 = 1,057,046.14 : x - Step 2: Convert to fraction form
1,546,878.35/2,135,084.49 = 1,057,046.14/x - Step 3: Cross multiply
1,546,878.35x = 2,135,084.49 × 1,057,046.14 - Step 4: Simplify right side
1,546,878.35x = 2,256,882,818,728.37 - Step 5: Solve for x
x = 2,256,882,818,728.37/1,546,878.35 - Step 6: Final answer
x = 1,458,991.79
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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.