Finding the Fourth Proportional to 5,702,835.99, 8,554,180.17 and 1,384,921.61
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Solution
The fourth proportional to 5,702,835.99, 8,554,180.17 and 1,384,921.61 is: 2,077,364.49
Step by Step Solution
- Step 1: Write the proportion equation
5,702,835.99 : 8,554,180.17 = 1,384,921.61 : x - Step 2: Convert to fraction form
5,702,835.99/8,554,180.17 = 1,384,921.61/x - Step 3: Cross multiply
5,702,835.99x = 8,554,180.17 × 1,384,921.61 - Step 4: Simplify right side
5,702,835.99x = 11,846,868,967,767.20 - Step 5: Solve for x
x = 11,846,868,967,767.20/5,702,835.99 - Step 6: Final answer
x = 2,077,364.49
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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.