Finding the Fourth Proportional to 2,244,817.88, 3,098,868.48 and 1,430,138.76
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Solution
The fourth proportional to 2,244,817.88, 3,098,868.48 and 1,430,138.76 is: 1,974,241.19
Step by Step Solution
- Step 1: Write the proportion equation
2,244,817.88 : 3,098,868.48 = 1,430,138.76 : x - Step 2: Convert to fraction form
2,244,817.88/3,098,868.48 = 1,430,138.76/x - Step 3: Cross multiply
2,244,817.88x = 3,098,868.48 × 1,430,138.76 - Step 4: Simplify right side
2,244,817.88x = 4,431,811,925,390.29 - Step 5: Solve for x
x = 4,431,811,925,390.29/2,244,817.88 - Step 6: Final answer
x = 1,974,241.19
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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.