Finding the Fourth Proportional to 3,239,932.44, 4,471,061.34 and 1,769,823.52
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Solution
The fourth proportional to 3,239,932.44, 4,471,061.34 and 1,769,823.52 is: 2,442,331.65
Step by Step Solution
- Step 1: Write the proportion equation
3,239,932.44 : 4,471,061.34 = 1,769,823.52 : x - Step 2: Convert to fraction form
3,239,932.44/4,471,061.34 = 1,769,823.52/x - Step 3: Cross multiply
3,239,932.44x = 4,471,061.34 × 1,769,823.52 - Step 4: Simplify right side
3,239,932.44x = 7,912,989,529,548.01 - Step 5: Solve for x
x = 7,912,989,529,548.01/3,239,932.44 - Step 6: Final answer
x = 2,442,331.65
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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.