Finding the Fourth Proportional to 1,948,731.18, 2,923,845.48 and 1,372,907.94
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Solution
The fourth proportional to 1,948,731.18, 2,923,845.48 and 1,372,907.94 is: 2,059,889.39
Step by Step Solution
- Step 1: Write the proportion equation
1,948,731.18 : 2,923,845.48 = 1,372,907.94 : x - Step 2: Convert to fraction form
1,948,731.18/2,923,845.48 = 1,372,907.94/x - Step 3: Cross multiply
1,948,731.18x = 2,923,845.48 × 1,372,907.94 - Step 4: Simplify right side
1,948,731.18x = 4,014,170,674,825.11 - Step 5: Solve for x
x = 4,014,170,674,825.11/1,948,731.18 - Step 6: Final answer
x = 2,059,889.39
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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.