Finding the Fourth Proportional to 3,744,038.44, 5,166,774.18 and 2,112,792.52
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Solution
The fourth proportional to 3,744,038.44, 5,166,774.18 and 2,112,792.52 is: 2,915,654.32
Step by Step Solution
- Step 1: Write the proportion equation
3,744,038.44 : 5,166,774.18 = 2,112,792.52 : x - Step 2: Convert to fraction form
3,744,038.44/5,166,774.18 = 2,112,792.52/x - Step 3: Cross multiply
3,744,038.44x = 5,166,774.18 × 2,112,792.52 - Step 4: Simplify right side
3,744,038.44x = 10,916,321,840,033.13 - Step 5: Solve for x
x = 10,916,321,840,033.13/3,744,038.44 - Step 6: Final answer
x = 2,915,654.32
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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.