Finding the Fourth Proportional to 2,221,836.18, 3,332,413.91 and 705,321.17
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Solution
The fourth proportional to 2,221,836.18, 3,332,413.91 and 705,321.17 is: 1,057,873.71
Step by Step Solution
- Step 1: Write the proportion equation
2,221,836.18 : 3,332,413.91 = 705,321.17 : x - Step 2: Convert to fraction form
2,221,836.18/3,332,413.91 = 705,321.17/x - Step 3: Cross multiply
2,221,836.18x = 3,332,413.91 × 705,321.17 - Step 4: Simplify right side
2,221,836.18x = 2,350,422,075,523.26 - Step 5: Solve for x
x = 2,350,422,075,523.26/2,221,836.18 - Step 6: Final answer
x = 1,057,873.71
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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.