Finding the Fourth Proportional to 2,681,639.37, 3,700,739.34 and 1,635,121.98
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Solution
The fourth proportional to 2,681,639.37, 3,700,739.34 and 1,635,121.98 is: 2,256,515.29
Step by Step Solution
- Step 1: Write the proportion equation
2,681,639.37 : 3,700,739.34 = 1,635,121.98 : x - Step 2: Convert to fraction form
2,681,639.37/3,700,739.34 = 1,635,121.98/x - Step 3: Cross multiply
2,681,639.37x = 3,700,739.34 × 1,635,121.98 - Step 4: Simplify right side
2,681,639.37x = 6,051,160,237,084.69 - Step 5: Solve for x
x = 6,051,160,237,084.69/2,681,639.37 - Step 6: Final answer
x = 2,256,515.29
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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.