Finding the Fourth Proportional to 3,043,333.18, 4,199,926.44 and 1,685,206.18
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Solution
The fourth proportional to 3,043,333.18, 4,199,926.44 and 1,685,206.18 is: 2,325,654.66
Step by Step Solution
- Step 1: Write the proportion equation
3,043,333.18 : 4,199,926.44 = 1,685,206.18 : x - Step 2: Convert to fraction form
3,043,333.18/4,199,926.44 = 1,685,206.18/x - Step 3: Cross multiply
3,043,333.18x = 4,199,926.44 × 1,685,206.18 - Step 4: Simplify right side
3,043,333.18x = 7,077,741,992,233.40 - Step 5: Solve for x
x = 7,077,741,992,233.40/3,043,333.18 - Step 6: Final answer
x = 2,325,654.66
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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.