Finding the Fourth Proportional to 2,254,114.65, 3,110,997.21 and 1,394,951.70
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Solution
The fourth proportional to 2,254,114.65, 3,110,997.21 and 1,394,951.70 is: 1,925,230.75
Step by Step Solution
- Step 1: Write the proportion equation
2,254,114.65 : 3,110,997.21 = 1,394,951.70 : x - Step 2: Convert to fraction form
2,254,114.65/3,110,997.21 = 1,394,951.70/x - Step 3: Cross multiply
2,254,114.65x = 3,110,997.21 × 1,394,951.70 - Step 4: Simplify right side
2,254,114.65x = 4,339,690,846,784.76 - Step 5: Solve for x
x = 4,339,690,846,784.76/2,254,114.65 - Step 6: Final answer
x = 1,925,230.75
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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.