Finding the Fourth Proportional to 3,674,754.44, 5,071,390.80 and 2,043,526.76
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Solution
The fourth proportional to 3,674,754.44, 5,071,390.80 and 2,043,526.76 is: 2,820,194.65
Step by Step Solution
- Step 1: Write the proportion equation
3,674,754.44 : 5,071,390.80 = 2,043,526.76 : x - Step 2: Convert to fraction form
3,674,754.44/5,071,390.80 = 2,043,526.76/x - Step 3: Cross multiply
3,674,754.44x = 5,071,390.80 × 2,043,526.76 - Step 4: Simplify right side
3,674,754.44x = 10,363,522,810,217.81 - Step 5: Solve for x
x = 10,363,522,810,217.81/3,674,754.44 - Step 6: Final answer
x = 2,820,194.65
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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.