Finding the Fourth Proportional to 2,185,907.24, 3,279,079.61 and 669,572.66
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Solution
The fourth proportional to 2,185,907.24, 3,279,079.61 and 669,572.66 is: 1,004,425.99
Step by Step Solution
- Step 1: Write the proportion equation
2,185,907.24 : 3,279,079.61 = 669,572.66 : x - Step 2: Convert to fraction form
2,185,907.24/3,279,079.61 = 669,572.66/x - Step 3: Cross multiply
2,185,907.24x = 3,279,079.61 × 669,572.66 - Step 4: Simplify right side
2,185,907.24x = 2,195,582,037,076.20 - Step 5: Solve for x
x = 2,195,582,037,076.20/2,185,907.24 - Step 6: Final answer
x = 1,004,425.99
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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.