Finding the Fourth Proportional to 1,149,278.76, 1,722,735.29 and 509,883.62
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Solution
The fourth proportional to 1,149,278.76, 1,722,735.29 and 509,883.62 is: 764,300.64
Step by Step Solution
- Step 1: Write the proportion equation
1,149,278.76 : 1,722,735.29 = 509,883.62 : x - Step 2: Convert to fraction form
1,149,278.76/1,722,735.29 = 509,883.62/x - Step 3: Cross multiply
1,149,278.76x = 1,722,735.29 × 509,883.62 - Step 4: Simplify right side
1,149,278.76x = 878,394,494,803.86 - Step 5: Solve for x
x = 878,394,494,803.86/1,149,278.76 - Step 6: Final answer
x = 764,300.64
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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.