Finding the Fourth Proportional to 1,327,201.88, 1,989,541.58 and 846,079.25
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Solution
The fourth proportional to 1,327,201.88, 1,989,541.58 and 846,079.25 is: 1,268,314.84
Step by Step Solution
- Step 1: Write the proportion equation
1,327,201.88 : 1,989,541.58 = 846,079.25 : x - Step 2: Convert to fraction form
1,327,201.88/1,989,541.58 = 846,079.25/x - Step 3: Cross multiply
1,327,201.88x = 1,989,541.58 × 846,079.25 - Step 4: Simplify right side
1,327,201.88x = 1,683,309,833,672.11 - Step 5: Solve for x
x = 1,683,309,833,672.11/1,327,201.88 - Step 6: Final answer
x = 1,268,314.84
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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.