Finding the Fourth Proportional to 4,523,475.72, 6,242,315.94 and 2,486,284.68
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Solution
The fourth proportional to 4,523,475.72, 6,242,315.94 and 2,486,284.68 is: 3,431,028.58
Step by Step Solution
- Step 1: Write the proportion equation
4,523,475.72 : 6,242,315.94 = 2,486,284.68 : x - Step 2: Convert to fraction form
4,523,475.72/6,242,315.94 = 2,486,284.68/x - Step 3: Cross multiply
4,523,475.72x = 6,242,315.94 × 2,486,284.68 - Step 4: Simplify right side
4,523,475.72x = 15,520,174,489,341.80 - Step 5: Solve for x
x = 15,520,174,489,341.80/4,523,475.72 - Step 6: Final answer
x = 3,431,028.58
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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.