Finding the Fourth Proportional to 859,413.04, 1,185,575.34 and 572,566.12
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Solution
The fourth proportional to 859,413.04, 1,185,575.34 and 572,566.12 is: 789,864.99
Step by Step Solution
- Step 1: Write the proportion equation
859,413.04 : 1,185,575.34 = 572,566.12 : x - Step 2: Convert to fraction form
859,413.04/1,185,575.34 = 572,566.12/x - Step 3: Cross multiply
859,413.04x = 1,185,575.34 × 572,566.12 - Step 4: Simplify right side
859,413.04x = 678,820,272,391.48 - Step 5: Solve for x
x = 678,820,272,391.48/859,413.04 - Step 6: Final answer
x = 789,864.99
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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.