Finding the Fourth Proportional to 4,176,112.64, 5,763,843.66 and 2,723,285.80
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Solution
The fourth proportional to 4,176,112.64, 5,763,843.66 and 2,723,285.80 is: 3,758,661.45
Step by Step Solution
- Step 1: Write the proportion equation
4,176,112.64 : 5,763,843.66 = 2,723,285.80 : x - Step 2: Convert to fraction form
4,176,112.64/5,763,843.66 = 2,723,285.80/x - Step 3: Cross multiply
4,176,112.64x = 5,763,843.66 × 2,723,285.80 - Step 4: Simplify right side
4,176,112.64x = 15,696,593,592,698.03 - Step 5: Solve for x
x = 15,696,593,592,698.03/4,176,112.64 - Step 6: Final answer
x = 3,758,661.45
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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.