Finding the Fourth Proportional to 1,450,824.99, 2,000,028.34 and 1,013,885.79
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Solution
The fourth proportional to 1,450,824.99, 2,000,028.34 and 1,013,885.79 is: 1,397,687.76
Step by Step Solution
- Step 1: Write the proportion equation
1,450,824.99 : 2,000,028.34 = 1,013,885.79 : x - Step 2: Convert to fraction form
1,450,824.99/2,000,028.34 = 1,013,885.79/x - Step 3: Cross multiply
1,450,824.99x = 2,000,028.34 × 1,013,885.79 - Step 4: Simplify right side
1,450,824.99x = 2,027,800,318,540.70 - Step 5: Solve for x
x = 2,027,800,318,540.70/1,450,824.99 - Step 6: Final answer
x = 1,397,687.76
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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.