Finding the Fourth Proportional to 3,891,112.11, 5,845,525.55 and 2,814,944.09
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Solution
The fourth proportional to 3,891,112.11, 5,845,525.55 and 2,814,944.09 is: 4,228,823.81
Step by Step Solution
- Step 1: Write the proportion equation
3,891,112.11 : 5,845,525.55 = 2,814,944.09 : x - Step 2: Convert to fraction form
3,891,112.11/5,845,525.55 = 2,814,944.09/x - Step 3: Cross multiply
3,891,112.11x = 5,845,525.55 × 2,814,944.09 - Step 4: Simplify right side
3,891,112.11x = 16,454,827,556,614.15 - Step 5: Solve for x
x = 16,454,827,556,614.15/3,891,112.11 - Step 6: Final answer
x = 4,228,823.81
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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.