Finding the Fourth Proportional to 925,795.94, 1,382,542.18 and 915,776.06
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Solution
The fourth proportional to 925,795.94, 1,382,542.18 and 915,776.06 is: 1,367,578.94
Step by Step Solution
- Step 1: Write the proportion equation
925,795.94 : 1,382,542.18 = 915,776.06 : x - Step 2: Convert to fraction form
925,795.94/1,382,542.18 = 915,776.06/x - Step 3: Cross multiply
925,795.94x = 1,382,542.18 × 915,776.06 - Step 4: Simplify right side
925,795.94x = 1,266,099,021,182.06 - Step 5: Solve for x
x = 1,266,099,021,182.06/925,795.94 - Step 6: Final answer
x = 1,367,578.94
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.