Finding the Fourth Proportional to 1,503,524.62, 2,257,211.48 and 1,291,648.06
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Solution
The fourth proportional to 1,503,524.62, 2,257,211.48 and 1,291,648.06 is: 1,939,125.43
Step by Step Solution
- Step 1: Write the proportion equation
1,503,524.62 : 2,257,211.48 = 1,291,648.06 : x - Step 2: Convert to fraction form
1,503,524.62/2,257,211.48 = 1,291,648.06/x - Step 3: Cross multiply
1,503,524.62x = 2,257,211.48 × 1,291,648.06 - Step 4: Simplify right side
1,503,524.62x = 2,915,522,823,716.47 - Step 5: Solve for x
x = 2,915,522,823,716.47/1,503,524.62 - Step 6: Final answer
x = 1,939,125.43
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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.