Finding the Fourth Proportional to 1,762,808.21, 2,644,213.19 and 1,163,629.33
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Solution
The fourth proportional to 1,762,808.21, 2,644,213.19 and 1,163,629.33 is: 1,745,444.56
Step by Step Solution
- Step 1: Write the proportion equation
1,762,808.21 : 2,644,213.19 = 1,163,629.33 : x - Step 2: Convert to fraction form
1,762,808.21/2,644,213.19 = 1,163,629.33/x - Step 3: Cross multiply
1,762,808.21x = 2,644,213.19 × 1,163,629.33 - Step 4: Simplify right side
1,762,808.21x = 3,076,884,016,773.60 - Step 5: Solve for x
x = 3,076,884,016,773.60/1,762,808.21 - Step 6: Final answer
x = 1,745,444.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.