Finding the Fourth Proportional to 4,821,200.43, 6,653,337.43 and 2,645,945.99
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Solution
The fourth proportional to 4,821,200.43, 6,653,337.43 and 2,645,945.99 is: 3,651,449.83
Step by Step Solution
- Step 1: Write the proportion equation
4,821,200.43 : 6,653,337.43 = 2,645,945.99 : x - Step 2: Convert to fraction form
4,821,200.43/6,653,337.43 = 2,645,945.99/x - Step 3: Cross multiply
4,821,200.43x = 6,653,337.43 × 2,645,945.99 - Step 4: Simplify right side
4,821,200.43x = 17,604,371,493,025.41 - Step 5: Solve for x
x = 17,604,371,493,025.41/4,821,200.43 - Step 6: Final answer
x = 3,651,449.83
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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.