Finding the Fourth Proportional to 2,735,748.96, 3,775,528.95 and 1,512,028.20
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Solution
The fourth proportional to 2,735,748.96, 3,775,528.95 and 1,512,028.20 is: 2,086,706.90
Step by Step Solution
- Step 1: Write the proportion equation
2,735,748.96 : 3,775,528.95 = 1,512,028.20 : x - Step 2: Convert to fraction form
2,735,748.96/3,775,528.95 = 1,512,028.20/x - Step 3: Cross multiply
2,735,748.96x = 3,775,528.95 × 1,512,028.20 - Step 4: Simplify right side
2,735,748.96x = 5,708,706,242,316.39 - Step 5: Solve for x
x = 5,708,706,242,316.39/2,735,748.96 - Step 6: Final answer
x = 2,086,706.90
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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.