Finding the Fourth Proportional to 3,012,549.90, 4,157,305.34 and 1,635,882.41
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Solution
The fourth proportional to 3,012,549.90, 4,157,305.34 and 1,635,882.41 is: 2,257,510.37
Step by Step Solution
- Step 1: Write the proportion equation
3,012,549.90 : 4,157,305.34 = 1,635,882.41 : x - Step 2: Convert to fraction form
3,012,549.90/4,157,305.34 = 1,635,882.41/x - Step 3: Cross multiply
3,012,549.90x = 4,157,305.34 × 1,635,882.41 - Step 4: Simplify right side
3,012,549.90x = 6,800,862,649,739.13 - Step 5: Solve for x
x = 6,800,862,649,739.13/3,012,549.90 - Step 6: Final answer
x = 2,257,510.37
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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.