Finding the Fourth Proportional to 3,761,996.27, 5,191,585.36 and 2,043,129.08
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Solution
The fourth proportional to 3,761,996.27, 5,191,585.36 and 2,043,129.08 is: 2,819,534.70
Step by Step Solution
- Step 1: Write the proportion equation
3,761,996.27 : 5,191,585.36 = 2,043,129.08 : x - Step 2: Convert to fraction form
3,761,996.27/5,191,585.36 = 2,043,129.08/x - Step 3: Cross multiply
3,761,996.27x = 5,191,585.36 × 2,043,129.08 - Step 4: Simplify right side
3,761,996.27x = 10,607,079,028,189.41 - Step 5: Solve for x
x = 10,607,079,028,189.41/3,761,996.27 - Step 6: Final answer
x = 2,819,534.70
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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.