Finding the Fourth Proportional to 2,556,115.44, 3,527,316.18 and 1,394,492.54
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Solution
The fourth proportional to 2,556,115.44, 3,527,316.18 and 1,394,492.54 is: 1,924,332.53
Step by Step Solution
- Step 1: Write the proportion equation
2,556,115.44 : 3,527,316.18 = 1,394,492.54 : x - Step 2: Convert to fraction form
2,556,115.44/3,527,316.18 = 1,394,492.54/x - Step 3: Cross multiply
2,556,115.44x = 3,527,316.18 × 1,394,492.54 - Step 4: Simplify right side
2,556,115.44x = 4,918,816,099,231.30 - Step 5: Solve for x
x = 4,918,816,099,231.30/2,556,115.44 - Step 6: Final answer
x = 1,924,332.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.