Finding the Fourth Proportional to 2,318,251.19, 3,476,983.12 and 612,413.06
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Solution
The fourth proportional to 2,318,251.19, 3,476,983.12 and 612,413.06 is: 918,515.59
Step by Step Solution
- Step 1: Write the proportion equation
2,318,251.19 : 3,476,983.12 = 612,413.06 : x - Step 2: Convert to fraction form
2,318,251.19/3,476,983.12 = 612,413.06/x - Step 3: Cross multiply
2,318,251.19x = 3,476,983.12 × 612,413.06 - Step 4: Simplify right side
2,318,251.19x = 2,129,349,853,171.60 - Step 5: Solve for x
x = 2,129,349,853,171.60/2,318,251.19 - Step 6: Final answer
x = 918,515.59
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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.