Finding the Fourth Proportional to 4,225,880.92, 5,831,672.80 and 2,292,099.96
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Solution
The fourth proportional to 4,225,880.92, 5,831,672.80 and 2,292,099.96 is: 3,163,074.69
Step by Step Solution
- Step 1: Write the proportion equation
4,225,880.92 : 5,831,672.80 = 2,292,099.96 : x - Step 2: Convert to fraction form
4,225,880.92/5,831,672.80 = 2,292,099.96/x - Step 3: Cross multiply
4,225,880.92x = 5,831,672.80 × 2,292,099.96 - Step 4: Simplify right side
4,225,880.92x = 13,366,776,991,613.09 - Step 5: Solve for x
x = 13,366,776,991,613.09/4,225,880.92 - Step 6: Final answer
x = 3,163,074.69
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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.