Finding the Fourth Proportional to 1,178,062.44, 1,625,683.44 and 719,943.48
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Solution
The fourth proportional to 1,178,062.44, 1,625,683.44 and 719,943.48 is: 993,495.89
Step by Step Solution
- Step 1: Write the proportion equation
1,178,062.44 : 1,625,683.44 = 719,943.48 : x - Step 2: Convert to fraction form
1,178,062.44/1,625,683.44 = 719,943.48/x - Step 3: Cross multiply
1,178,062.44x = 1,625,683.44 × 719,943.48 - Step 4: Simplify right side
1,178,062.44x = 1,170,400,193,171.97 - Step 5: Solve for x
x = 1,170,400,193,171.97/1,178,062.44 - Step 6: Final answer
x = 993,495.89
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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.