Finding the Fourth Proportional to 4,984,014.38, 6,877,942.61 and 2,692,175.09
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Solution
The fourth proportional to 4,984,014.38, 6,877,942.61 and 2,692,175.09 is: 3,715,203.11
Step by Step Solution
- Step 1: Write the proportion equation
4,984,014.38 : 6,877,942.61 = 2,692,175.09 : x - Step 2: Convert to fraction form
4,984,014.38/6,877,942.61 = 2,692,175.09/x - Step 3: Cross multiply
4,984,014.38x = 6,877,942.61 × 2,692,175.09 - Step 4: Simplify right side
4,984,014.38x = 18,516,625,717,241.00 - Step 5: Solve for x
x = 18,516,625,717,241.00/4,984,014.38 - Step 6: Final answer
x = 3,715,203.11
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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.