Finding the Fourth Proportional to 1,576,413.88, 2,364,952.94 and 511,372.80
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Solution
The fourth proportional to 1,576,413.88, 2,364,952.94 and 511,372.80 is: 767,166.94
Step by Step Solution
- Step 1: Write the proportion equation
1,576,413.88 : 2,364,952.94 = 511,372.80 : x - Step 2: Convert to fraction form
1,576,413.88/2,364,952.94 = 511,372.80/x - Step 3: Cross multiply
1,576,413.88x = 2,364,952.94 × 511,372.80 - Step 4: Simplify right side
1,576,413.88x = 1,209,372,606,796.03 - Step 5: Solve for x
x = 1,209,372,606,796.03/1,576,413.88 - Step 6: Final answer
x = 767,166.94
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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.