Finding the Fourth Proportional to 2,072,997.20, 3,107,767.80 and 875,838.80
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Solution
The fourth proportional to 2,072,997.20, 3,107,767.80 and 875,838.80 is: 1,313,028.12
Step by Step Solution
- Step 1: Write the proportion equation
2,072,997.20 : 3,107,767.80 = 875,838.80 : x - Step 2: Convert to fraction form
2,072,997.20/3,107,767.80 = 875,838.80/x - Step 3: Cross multiply
2,072,997.20x = 3,107,767.80 × 875,838.80 - Step 4: Simplify right side
2,072,997.20x = 2,721,903,620,630.64 - Step 5: Solve for x
x = 2,721,903,620,630.64/2,072,997.20 - Step 6: Final answer
x = 1,313,028.12
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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.