Finding the Fourth Proportional to 2,623,243.87, 3,620,083.87 and 1,520,889.49
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Solution
The fourth proportional to 2,623,243.87, 3,620,083.87 and 1,520,889.49 is: 2,098,831.75
Step by Step Solution
- Step 1: Write the proportion equation
2,623,243.87 : 3,620,083.87 = 1,520,889.49 : x - Step 2: Convert to fraction form
2,623,243.87/3,620,083.87 = 1,520,889.49/x - Step 3: Cross multiply
2,623,243.87x = 3,620,083.87 × 1,520,889.49 - Step 4: Simplify right side
2,623,243.87x = 5,505,747,510,801.53 - Step 5: Solve for x
x = 5,505,747,510,801.53/2,623,243.87 - Step 6: Final answer
x = 2,098,831.75
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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.