Finding the Fourth Proportional to 2,471,838.20, 3,707,757.30 and 788,996.60
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Solution
The fourth proportional to 2,471,838.20, 3,707,757.30 and 788,996.60 is: 1,183,494.90
Step by Step Solution
- Step 1: Write the proportion equation
2,471,838.20 : 3,707,757.30 = 788,996.60 : x - Step 2: Convert to fraction form
2,471,838.20/3,707,757.30 = 788,996.60/x - Step 3: Cross multiply
2,471,838.20x = 3,707,757.30 × 788,996.60 - Step 4: Simplify right side
2,471,838.20x = 2,925,407,903,325.18 - Step 5: Solve for x
x = 2,925,407,903,325.18/2,471,838.20 - Step 6: Final answer
x = 1,183,494.90
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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.