Finding the Fourth Proportional to 3,984,369.68, 5,498,689.56 and 2,265,650
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Solution
The fourth proportional to 3,984,369.68, 5,498,689.56 and 2,265,650 is: 3,126,744.50
Step by Step Solution
- Step 1: Write the proportion equation
3,984,369.68 : 5,498,689.56 = 2,265,650 : x - Step 2: Convert to fraction form
3,984,369.68/5,498,689.56 = 2,265,650/x - Step 3: Cross multiply
3,984,369.68x = 5,498,689.56 × 2,265,650 - Step 4: Simplify right side
3,984,369.68x = 12,458,106,001,614 - Step 5: Solve for x
x = 12,458,106,001,614/3,984,369.68 - Step 6: Final answer
x = 3,126,744.50
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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.