Finding the Fourth Proportional to 2,657,527.98, 3,986,926.92 and 860,413.44
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Solution
The fourth proportional to 2,657,527.98, 3,986,926.92 and 860,413.44 is: 1,290,825.73
Step by Step Solution
- Step 1: Write the proportion equation
2,657,527.98 : 3,986,926.92 = 860,413.44 : x - Step 2: Convert to fraction form
2,657,527.98/3,986,926.92 = 860,413.44/x - Step 3: Cross multiply
2,657,527.98x = 3,986,926.92 × 860,413.44 - Step 4: Simplify right side
2,657,527.98x = 3,430,405,506,265.81 - Step 5: Solve for x
x = 3,430,405,506,265.81/2,657,527.98 - Step 6: Final answer
x = 1,290,825.73
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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.