Finding the Fourth Proportional to 3,799,600.41, 5,243,456.25 and 2,057,288.79
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Solution
The fourth proportional to 3,799,600.41, 5,243,456.25 and 2,057,288.79 is: 2,839,062.69
Step by Step Solution
- Step 1: Write the proportion equation
3,799,600.41 : 5,243,456.25 = 2,057,288.79 : x - Step 2: Convert to fraction form
3,799,600.41/5,243,456.25 = 2,057,288.79/x - Step 3: Cross multiply
3,799,600.41x = 5,243,456.25 × 2,057,288.79 - Step 4: Simplify right side
3,799,600.41x = 10,787,303,763,980.44 - Step 5: Solve for x
x = 10,787,303,763,980.44/3,799,600.41 - Step 6: Final answer
x = 2,839,062.69
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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.