Finding the Fourth Proportional to 2,171,604.54, 2,996,817.84 and 1,204,734.84
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Solution
The fourth proportional to 2,171,604.54, 2,996,817.84 and 1,204,734.84 is: 1,662,536.06
Step by Step Solution
- Step 1: Write the proportion equation
2,171,604.54 : 2,996,817.84 = 1,204,734.84 : x - Step 2: Convert to fraction form
2,171,604.54/2,996,817.84 = 1,204,734.84/x - Step 3: Cross multiply
2,171,604.54x = 2,996,817.84 × 1,204,734.84 - Step 4: Simplify right side
2,171,604.54x = 3,610,370,860,981.55 - Step 5: Solve for x
x = 3,610,370,860,981.55/2,171,604.54 - Step 6: Final answer
x = 1,662,536.06
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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.