Finding the Fourth Proportional to 2,750,766.31, 4,125,954.58 and 728,965.40
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Solution
The fourth proportional to 2,750,766.31, 4,125,954.58 and 728,965.40 is: 1,093,396.45
Step by Step Solution
- Step 1: Write the proportion equation
2,750,766.31 : 4,125,954.58 = 728,965.40 : x - Step 2: Convert to fraction form
2,750,766.31/4,125,954.58 = 728,965.40/x - Step 3: Cross multiply
2,750,766.31x = 4,125,954.58 × 728,965.40 - Step 4: Simplify right side
2,750,766.31x = 3,007,678,130,791.53 - Step 5: Solve for x
x = 3,007,678,130,791.53/2,750,766.31 - Step 6: Final answer
x = 1,093,396.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.