Finding the Fourth Proportional to 3,702,736.36, 5,552,107.50 and 1,679,876.52
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Solution
The fourth proportional to 3,702,736.36, 5,552,107.50 and 1,679,876.52 is: 2,518,908.75
Step by Step Solution
- Step 1: Write the proportion equation
3,702,736.36 : 5,552,107.50 = 1,679,876.52 : x - Step 2: Convert to fraction form
3,702,736.36/5,552,107.50 = 1,679,876.52/x - Step 3: Cross multiply
3,702,736.36x = 5,552,107.50 × 1,679,876.52 - Step 4: Simplify right side
3,702,736.36x = 9,326,855,025,765.90 - Step 5: Solve for x
x = 9,326,855,025,765.90/3,702,736.36 - Step 6: Final answer
x = 2,518,908.75
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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.