Finding the Fourth Proportional to 2,112,536.70, 3,169,738.17 and 852,824.70
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Solution
The fourth proportional to 2,112,536.70, 3,169,738.17 and 852,824.70 is: 1,279,613.75
Step by Step Solution
- Step 1: Write the proportion equation
2,112,536.70 : 3,169,738.17 = 852,824.70 : x - Step 2: Convert to fraction form
2,112,536.70/3,169,738.17 = 852,824.70/x - Step 3: Cross multiply
2,112,536.70x = 3,169,738.17 × 852,824.70 - Step 4: Simplify right side
2,112,536.70x = 2,703,231,003,908.80 - Step 5: Solve for x
x = 2,703,231,003,908.80/2,112,536.70 - Step 6: Final answer
x = 1,279,613.75
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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.