Finding the Fourth Proportional to 2,889,592.94, 3,987,491.94 and 1,582,827.63
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Solution
The fourth proportional to 2,889,592.94, 3,987,491.94 and 1,582,827.63 is: 2,184,221.99
Step by Step Solution
- Step 1: Write the proportion equation
2,889,592.94 : 3,987,491.94 = 1,582,827.63 : x - Step 2: Convert to fraction form
2,889,592.94/3,987,491.94 = 1,582,827.63/x - Step 3: Cross multiply
2,889,592.94x = 3,987,491.94 × 1,582,827.63 - Step 4: Simplify right side
2,889,592.94x = 6,311,512,417,034.30 - Step 5: Solve for x
x = 6,311,512,417,034.30/2,889,592.94 - Step 6: Final answer
x = 2,184,221.99
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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.