Finding the Fourth Proportional to 4,090,078.20, 6,135,059.70 and 1,846,212.60
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Solution
The fourth proportional to 4,090,078.20, 6,135,059.70 and 1,846,212.60 is: 2,769,292.90
Step by Step Solution
- Step 1: Write the proportion equation
4,090,078.20 : 6,135,059.70 = 1,846,212.60 : x - Step 2: Convert to fraction form
4,090,078.20/6,135,059.70 = 1,846,212.60/x - Step 3: Cross multiply
4,090,078.20x = 6,135,059.70 × 1,846,212.60 - Step 4: Simplify right side
4,090,078.20x = 11,326,624,519,892.22 - Step 5: Solve for x
x = 11,326,624,519,892.22/4,090,078.20 - Step 6: Final answer
x = 2,769,292.90
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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.