Finding the Fourth Proportional to 4,228,280.55, 5,835,042.48 and 2,294,540.68
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Solution
The fourth proportional to 4,228,280.55, 5,835,042.48 and 2,294,540.68 is: 3,166,474.45
Step by Step Solution
- Step 1: Write the proportion equation
4,228,280.55 : 5,835,042.48 = 2,294,540.68 : x - Step 2: Convert to fraction form
4,228,280.55/5,835,042.48 = 2,294,540.68/x - Step 3: Cross multiply
4,228,280.55x = 5,835,042.48 × 2,294,540.68 - Step 4: Simplify right side
4,228,280.55x = 13,388,742,339,888.09 - Step 5: Solve for x
x = 13,388,742,339,888.09/4,228,280.55 - Step 6: Final answer
x = 3,166,474.45
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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.