Finding the Fourth Proportional to 2,270,657.88, 3,408,348.78 and 1,672,294.68
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Solution
The fourth proportional to 2,270,657.88, 3,408,348.78 and 1,672,294.68 is: 2,510,181.56
Step by Step Solution
- Step 1: Write the proportion equation
2,270,657.88 : 3,408,348.78 = 1,672,294.68 : x - Step 2: Convert to fraction form
2,270,657.88/3,408,348.78 = 1,672,294.68/x - Step 3: Cross multiply
2,270,657.88x = 3,408,348.78 × 1,672,294.68 - Step 4: Simplify right side
2,270,657.88x = 5,699,763,532,378.49 - Step 5: Solve for x
x = 5,699,763,532,378.49/2,270,657.88 - Step 6: Final answer
x = 2,510,181.56
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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.