Finding the Fourth Proportional to 4,531,221.56, 6,253,263.05 and 2,494,220.60
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Solution
The fourth proportional to 4,531,221.56, 6,253,263.05 and 2,494,220.60 is: 3,442,122.02
Step by Step Solution
- Step 1: Write the proportion equation
4,531,221.56 : 6,253,263.05 = 2,494,220.60 : x - Step 2: Convert to fraction form
4,531,221.56/6,253,263.05 = 2,494,220.60/x - Step 3: Cross multiply
4,531,221.56x = 6,253,263.05 × 2,494,220.60 - Step 4: Simplify right side
4,531,221.56x = 15,597,017,516,528.83 - Step 5: Solve for x
x = 15,597,017,516,528.83/4,531,221.56 - Step 6: Final answer
x = 3,442,122.02
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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.