Finding the Fourth Proportional to 4,217,969.47, 5,820,767.44 and 2,284,185.19
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Solution
The fourth proportional to 4,217,969.47, 5,820,767.44 and 2,284,185.19 is: 3,152,159.08
Step by Step Solution
- Step 1: Write the proportion equation
4,217,969.47 : 5,820,767.44 = 2,284,185.19 : x - Step 2: Convert to fraction form
4,217,969.47/5,820,767.44 = 2,284,185.19/x - Step 3: Cross multiply
4,217,969.47x = 5,820,767.44 × 2,284,185.19 - Step 4: Simplify right side
4,217,969.47x = 13,295,710,780,882.21 - Step 5: Solve for x
x = 13,295,710,780,882.21/4,217,969.47 - Step 6: Final answer
x = 3,152,159.08
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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.