Finding the Fourth Proportional to 4,225,540.56, 5,831,377.97 and 2,389,962.92
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Solution
The fourth proportional to 4,225,540.56, 5,831,377.97 and 2,389,962.92 is: 3,298,223.49
Step by Step Solution
- Step 1: Write the proportion equation
4,225,540.56 : 5,831,377.97 = 2,389,962.92 : x - Step 2: Convert to fraction form
4,225,540.56/5,831,377.97 = 2,389,962.92/x - Step 3: Cross multiply
4,225,540.56x = 5,831,377.97 × 2,389,962.92 - Step 4: Simplify right side
4,225,540.56x = 13,936,777,120,804.87 - Step 5: Solve for x
x = 13,936,777,120,804.87/4,225,540.56 - Step 6: Final answer
x = 3,298,223.49
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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.