Finding the Fourth Proportional to 4,220,633.10, 5,824,478.88 and 2,286,893.10
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Solution
The fourth proportional to 4,220,633.10, 5,824,478.88 and 2,286,893.10 is: 3,155,915.30
Step by Step Solution
- Step 1: Write the proportion equation
4,220,633.10 : 5,824,478.88 = 2,286,893.10 : x - Step 2: Convert to fraction form
4,220,633.10/5,824,478.88 = 2,286,893.10/x - Step 3: Cross multiply
4,220,633.10x = 5,824,478.88 × 2,286,893.10 - Step 4: Simplify right side
4,220,633.10x = 13,319,960,561,767.73 - Step 5: Solve for x
x = 13,319,960,561,767.73/4,220,633.10 - Step 6: Final answer
x = 3,155,915.30
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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.