Finding the Fourth Proportional to 4,439,434.20, 6,662,261.70 and 2,845,872.60
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Solution
The fourth proportional to 4,439,434.20, 6,662,261.70 and 2,845,872.60 is: 4,270,802.80
Step by Step Solution
- Step 1: Write the proportion equation
4,439,434.20 : 6,662,261.70 = 2,845,872.60 : x - Step 2: Convert to fraction form
4,439,434.20/6,662,261.70 = 2,845,872.60/x - Step 3: Cross multiply
4,439,434.20x = 6,662,261.70 × 2,845,872.60 - Step 4: Simplify right side
4,439,434.20x = 18,959,948,026,059.42 - Step 5: Solve for x
x = 18,959,948,026,059.42/4,439,434.20 - Step 6: Final answer
x = 4,270,802.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.