Finding the Fourth Proportional to 2,440,340.80, 3,367,872 and 1,352,953.60
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Solution
The fourth proportional to 2,440,340.80, 3,367,872 and 1,352,953.60 is: 1,867,187.79
Step by Step Solution
- Step 1: Write the proportion equation
2,440,340.80 : 3,367,872 = 1,352,953.60 : x - Step 2: Convert to fraction form
2,440,340.80/3,367,872 = 1,352,953.60/x - Step 3: Cross multiply
2,440,340.80x = 3,367,872 × 1,352,953.60 - Step 4: Simplify right side
2,440,340.80x = 4,556,574,546,739.20 - Step 5: Solve for x
x = 4,556,574,546,739.20/2,440,340.80 - Step 6: Final answer
x = 1,867,187.79
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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.