Finding the Fourth Proportional to 4,228,795.92, 5,835,781.98 and 2,295,073.20
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Solution
The fourth proportional to 4,228,795.92, 5,835,781.98 and 2,295,073.20 is: 3,167,224.68
Step by Step Solution
- Step 1: Write the proportion equation
4,228,795.92 : 5,835,781.98 = 2,295,073.20 : x - Step 2: Convert to fraction form
4,228,795.92/5,835,781.98 = 2,295,073.20/x - Step 3: Cross multiply
4,228,795.92x = 5,835,781.98 × 2,295,073.20 - Step 4: Simplify right side
4,228,795.92x = 13,393,546,823,340.94 - Step 5: Solve for x
x = 13,393,546,823,340.94/4,228,795.92 - Step 6: Final answer
x = 3,167,224.68
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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.