Finding the Fourth Proportional to 1,276,700.42, 1,761,846.14 and 703,750.16
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Solution
The fourth proportional to 1,276,700.42, 1,761,846.14 and 703,750.16 is: 971,174.98
Step by Step Solution
- Step 1: Write the proportion equation
1,276,700.42 : 1,761,846.14 = 703,750.16 : x - Step 2: Convert to fraction form
1,276,700.42/1,761,846.14 = 703,750.16/x - Step 3: Cross multiply
1,276,700.42x = 1,761,846.14 × 703,750.16 - Step 4: Simplify right side
1,276,700.42x = 1,239,899,509,084.37 - Step 5: Solve for x
x = 1,239,899,509,084.37/1,276,700.42 - Step 6: Final answer
x = 971,174.98
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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.