Finding the Fourth Proportional to 4,523,713.98, 6,242,788.44 and 2,458,728.90
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Solution
The fourth proportional to 4,523,713.98, 6,242,788.44 and 2,458,728.90 is: 3,393,080.20
Step by Step Solution
- Step 1: Write the proportion equation
4,523,713.98 : 6,242,788.44 = 2,458,728.90 : x - Step 2: Convert to fraction form
4,523,713.98/6,242,788.44 = 2,458,728.90/x - Step 3: Cross multiply
4,523,713.98x = 6,242,788.44 × 2,458,728.90 - Step 4: Simplify right side
4,523,713.98x = 15,349,324,354,013.92 - Step 5: Solve for x
x = 15,349,324,354,013.92/4,523,713.98 - Step 6: Final answer
x = 3,393,080.20
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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.