Finding the Fourth Proportional to 1,305,413.04, 1,958,136.84 and 506,740.08
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Solution
The fourth proportional to 1,305,413.04, 1,958,136.84 and 506,740.08 is: 760,116.83
Step by Step Solution
- Step 1: Write the proportion equation
1,305,413.04 : 1,958,136.84 = 506,740.08 : x - Step 2: Convert to fraction form
1,305,413.04/1,958,136.84 = 506,740.08/x - Step 3: Cross multiply
1,305,413.04x = 1,958,136.84 × 506,740.08 - Step 4: Simplify right side
1,305,413.04x = 992,266,418,952.55 - Step 5: Solve for x
x = 992,266,418,952.55/1,305,413.04 - Step 6: Final answer
x = 760,116.83
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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.