Finding the Fourth Proportional to 2,438,959.71, 3,657,664.55 and 2,279,748.85
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Solution
The fourth proportional to 2,438,959.71, 3,657,664.55 and 2,279,748.85 is: 3,418,898.84
Step by Step Solution
- Step 1: Write the proportion equation
2,438,959.71 : 3,657,664.55 = 2,279,748.85 : x - Step 2: Convert to fraction form
2,438,959.71/3,657,664.55 = 2,279,748.85/x - Step 3: Cross multiply
2,438,959.71x = 3,657,664.55 × 2,279,748.85 - Step 4: Simplify right side
2,438,959.71x = 8,338,556,548,103.48 - Step 5: Solve for x
x = 8,338,556,548,103.48/2,438,959.71 - Step 6: Final answer
x = 3,418,898.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.