Finding the Fourth Proportional to 3,743,389.29, 5,165,880.67 and 2,024,509.81
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Solution
The fourth proportional to 3,743,389.29, 5,165,880.67 and 2,024,509.81 is: 2,793,825.40
Step by Step Solution
- Step 1: Write the proportion equation
3,743,389.29 : 5,165,880.67 = 2,024,509.81 : x - Step 2: Convert to fraction form
3,743,389.29/5,165,880.67 = 2,024,509.81/x - Step 3: Cross multiply
3,743,389.29x = 5,165,880.67 × 2,024,509.81 - Step 4: Simplify right side
3,743,389.29x = 10,458,376,075,728.40 - Step 5: Solve for x
x = 10,458,376,075,728.40/3,743,389.29 - Step 6: Final answer
x = 2,793,825.40
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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.