Finding the Fourth Proportional to 1,010,142.46, 1,394,025.99 and 551,286.55
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Solution
The fourth proportional to 1,010,142.46, 1,394,025.99 and 551,286.55 is: 760,791.48
Step by Step Solution
- Step 1: Write the proportion equation
1,010,142.46 : 1,394,025.99 = 551,286.55 : x - Step 2: Convert to fraction form
1,010,142.46/1,394,025.99 = 551,286.55/x - Step 3: Cross multiply
1,010,142.46x = 1,394,025.99 × 551,286.55 - Step 4: Simplify right side
1,010,142.46x = 768,507,768,910.87 - Step 5: Solve for x
x = 768,507,768,910.87/1,010,142.46 - Step 6: Final answer
x = 760,791.48
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.