Finding the Fourth Proportional to 4,081,761.90, 6,123,528.62 and 1,241,800.26
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Solution
The fourth proportional to 4,081,761.90, 6,123,528.62 and 1,241,800.26 is: 1,862,969.87
Step by Step Solution
- Step 1: Write the proportion equation
4,081,761.90 : 6,123,528.62 = 1,241,800.26 : x - Step 2: Convert to fraction form
4,081,761.90/6,123,528.62 = 1,241,800.26/x - Step 3: Cross multiply
4,081,761.90x = 6,123,528.62 × 1,241,800.26 - Step 4: Simplify right side
4,081,761.90x = 7,604,199,432,433.44 - Step 5: Solve for x
x = 7,604,199,432,433.44/4,081,761.90 - Step 6: Final answer
x = 1,862,969.87
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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.