Finding the Fourth Proportional to 1,546,876.35, 2,135,081.73 and 1,057,044.14
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Solution
The fourth proportional to 1,546,876.35, 2,135,081.73 and 1,057,044.14 is: 1,458,989.03
Step by Step Solution
- Step 1: Write the proportion equation
1,546,876.35 : 2,135,081.73 = 1,057,044.14 : x - Step 2: Convert to fraction form
1,546,876.35/2,135,081.73 = 1,057,044.14/x - Step 3: Cross multiply
1,546,876.35x = 2,135,081.73 × 1,057,044.14 - Step 4: Simplify right side
1,546,876.35x = 2,256,875,631,117.56 - Step 5: Solve for x
x = 2,256,875,631,117.56/1,546,876.35 - Step 6: Final answer
x = 1,458,989.03
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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.