Finding the Fourth Proportional to 3,770,784.09, 5,655,445.92 and 1,465,272.99
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Solution
The fourth proportional to 3,770,784.09, 5,655,445.92 and 1,465,272.99 is: 2,197,625.73
Step by Step Solution
- Step 1: Write the proportion equation
3,770,784.09 : 5,655,445.92 = 1,465,272.99 : x - Step 2: Convert to fraction form
3,770,784.09/5,655,445.92 = 1,465,272.99/x - Step 3: Cross multiply
3,770,784.09x = 5,655,445.92 × 1,465,272.99 - Step 4: Simplify right side
3,770,784.09x = 8,286,772,152,981.70 - Step 5: Solve for x
x = 8,286,772,152,981.70/3,770,784.09 - Step 6: Final answer
x = 2,197,625.73
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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.