Finding the Fourth Proportional to 2,232,922.88, 3,082,309.28 and 1,582,946.08
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Solution
The fourth proportional to 2,232,922.88, 3,082,309.28 and 1,582,946.08 is: 2,185,086.39
Step by Step Solution
- Step 1: Write the proportion equation
2,232,922.88 : 3,082,309.28 = 1,582,946.08 : x - Step 2: Convert to fraction form
2,232,922.88/3,082,309.28 = 1,582,946.08/x - Step 3: Cross multiply
2,232,922.88x = 3,082,309.28 × 1,582,946.08 - Step 4: Simplify right side
2,232,922.88x = 4,879,129,392,123.62 - Step 5: Solve for x
x = 4,879,129,392,123.62/2,232,922.88 - Step 6: Final answer
x = 2,185,086.39
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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.