Finding the Fourth Proportional to 2,332,969.20, 3,490,122.60 and 2,020,892.40
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Solution
The fourth proportional to 2,332,969.20, 3,490,122.60 and 2,020,892.40 is: 3,023,255.62
Step by Step Solution
- Step 1: Write the proportion equation
2,332,969.20 : 3,490,122.60 = 2,020,892.40 : x - Step 2: Convert to fraction form
2,332,969.20/3,490,122.60 = 2,020,892.40/x - Step 3: Cross multiply
2,332,969.20x = 3,490,122.60 × 2,020,892.40 - Step 4: Simplify right side
2,332,969.20x = 7,053,162,237,408.24 - Step 5: Solve for x
x = 7,053,162,237,408.24/2,332,969.20 - Step 6: Final answer
x = 3,023,255.62
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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.