Finding the Fourth Proportional to 2,967,782.49, 4,450,176.86 and 2,114,366.49
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Solution
The fourth proportional to 2,967,782.49, 4,450,176.86 and 2,114,366.49 is: 3,170,483.30
Step by Step Solution
- Step 1: Write the proportion equation
2,967,782.49 : 4,450,176.86 = 2,114,366.49 : x - Step 2: Convert to fraction form
2,967,782.49/4,450,176.86 = 2,114,366.49/x - Step 3: Cross multiply
2,967,782.49x = 4,450,176.86 × 2,114,366.49 - Step 4: Simplify right side
2,967,782.49x = 9,409,304,816,785.59 - Step 5: Solve for x
x = 9,409,304,816,785.59/2,967,782.49 - Step 6: Final answer
x = 3,170,483.30
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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.