Finding the Fourth Proportional to 2,241,915.28, 3,363,436.17 and 644,481.26
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Solution
The fourth proportional to 2,241,915.28, 3,363,436.17 and 644,481.26 is: 966,883.81
Step by Step Solution
- Step 1: Write the proportion equation
2,241,915.28 : 3,363,436.17 = 644,481.26 : x - Step 2: Convert to fraction form
2,241,915.28/3,363,436.17 = 644,481.26/x - Step 3: Cross multiply
2,241,915.28x = 3,363,436.17 × 644,481.26 - Step 4: Simplify right side
2,241,915.28x = 2,167,671,580,771.17 - Step 5: Solve for x
x = 2,167,671,580,771.17/2,241,915.28 - Step 6: Final answer
x = 966,883.81
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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.