Finding the Fourth Proportional to 2,109,006, 3,164,048.46 and 613,098
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Solution
The fourth proportional to 2,109,006, 3,164,048.46 and 613,098 is: 919,803.82
Step by Step Solution
- Step 1: Write the proportion equation
2,109,006 : 3,164,048.46 = 613,098 : x - Step 2: Convert to fraction form
2,109,006/3,164,048.46 = 613,098/x - Step 3: Cross multiply
2,109,006x = 3,164,048.46 × 613,098 - Step 4: Simplify right side
2,109,006x = 1,939,871,782,729.08 - Step 5: Solve for x
x = 1,939,871,782,729.08/2,109,006 - Step 6: Final answer
x = 919,803.82
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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.