Finding the Fourth Proportional to 951,514.62, 1,313,108.22 and 521,769.12
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Solution
The fourth proportional to 951,514.62, 1,313,108.22 and 521,769.12 is: 720,051.28
Step by Step Solution
- Step 1: Write the proportion equation
951,514.62 : 1,313,108.22 = 521,769.12 : x - Step 2: Convert to fraction form
951,514.62/1,313,108.22 = 521,769.12/x - Step 3: Cross multiply
951,514.62x = 1,313,108.22 × 521,769.12 - Step 4: Simplify right side
951,514.62x = 685,139,320,414.17 - Step 5: Solve for x
x = 685,139,320,414.17/951,514.62 - Step 6: Final answer
x = 720,051.28
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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.