Finding the Fourth Proportional to 793,121.44, 1,189,682.80 and 652,584.64
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Solution
The fourth proportional to 793,121.44, 1,189,682.80 and 652,584.64 is: 978,877.49
Step by Step Solution
- Step 1: Write the proportion equation
793,121.44 : 1,189,682.80 = 652,584.64 : x - Step 2: Convert to fraction form
793,121.44/1,189,682.80 = 652,584.64/x - Step 3: Cross multiply
793,121.44x = 1,189,682.80 × 652,584.64 - Step 4: Simplify right side
793,121.44x = 776,368,721,752.19 - Step 5: Solve for x
x = 776,368,721,752.19/793,121.44 - Step 6: Final answer
x = 978,877.49
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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.