Finding the Fourth Proportional to 4,421,224.72, 6,631,836.64 and 1,226,351.03
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Solution
The fourth proportional to 4,421,224.72, 6,631,836.64 and 1,226,351.03 is: 1,839,526.42
Step by Step Solution
- Step 1: Write the proportion equation
4,421,224.72 : 6,631,836.64 = 1,226,351.03 : x - Step 2: Convert to fraction form
4,421,224.72/6,631,836.64 = 1,226,351.03/x - Step 3: Cross multiply
4,421,224.72x = 6,631,836.64 × 1,226,351.03 - Step 4: Simplify right side
4,421,224.72x = 8,132,959,694,255.74 - Step 5: Solve for x
x = 8,132,959,694,255.74/4,421,224.72 - Step 6: Final answer
x = 1,839,526.42
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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.