Finding the Fourth Proportional to 4,341,839.45, 6,511,844.89 and 2,800,217.08
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Solution
The fourth proportional to 4,341,839.45, 6,511,844.89 and 2,800,217.08 is: 4,199,735.96
Step by Step Solution
- Step 1: Write the proportion equation
4,341,839.45 : 6,511,844.89 = 2,800,217.08 : x - Step 2: Convert to fraction form
4,341,839.45/6,511,844.89 = 2,800,217.08/x - Step 3: Cross multiply
4,341,839.45x = 6,511,844.89 × 2,800,217.08 - Step 4: Simplify right side
4,341,839.45x = 18,234,579,283,288.72 - Step 5: Solve for x
x = 18,234,579,283,288.72/4,341,839.45 - Step 6: Final answer
x = 4,199,735.96
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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.