Finding the Fourth Proportional to 3,590,555.76, 4,955,402.52 and 2,623,201.92
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Solution
The fourth proportional to 3,590,555.76, 4,955,402.52 and 2,623,201.92 is: 3,620,336.87
Step by Step Solution
- Step 1: Write the proportion equation
3,590,555.76 : 4,955,402.52 = 2,623,201.92 : x - Step 2: Convert to fraction form
3,590,555.76/4,955,402.52 = 2,623,201.92/x - Step 3: Cross multiply
3,590,555.76x = 4,955,402.52 × 2,623,201.92 - Step 4: Simplify right side
3,590,555.76x = 12,999,021,404,836.84 - Step 5: Solve for x
x = 12,999,021,404,836.84/3,590,555.76 - Step 6: Final answer
x = 3,620,336.87
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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.