Finding the Fourth Proportional to 1,744,110.09, 2,405,373.17 and 1,131,659.37
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Solution
The fourth proportional to 1,744,110.09, 2,405,373.17 and 1,131,659.37 is: 1,560,717.47
Step by Step Solution
- Step 1: Write the proportion equation
1,744,110.09 : 2,405,373.17 = 1,131,659.37 : x - Step 2: Convert to fraction form
1,744,110.09/2,405,373.17 = 1,131,659.37/x - Step 3: Cross multiply
1,744,110.09x = 2,405,373.17 × 1,131,659.37 - Step 4: Simplify right side
1,744,110.09x = 2,722,063,080,518.81 - Step 5: Solve for x
x = 2,722,063,080,518.81/1,744,110.09 - Step 6: Final answer
x = 1,560,717.47
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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.