Finding the Fourth Proportional to 2,440,581.74, 3,367,949.25 and 1,352,843.80
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Solution
The fourth proportional to 2,440,581.74, 3,367,949.25 and 1,352,843.80 is: 1,866,894.76
Step by Step Solution
- Step 1: Write the proportion equation
2,440,581.74 : 3,367,949.25 = 1,352,843.80 : x - Step 2: Convert to fraction form
2,440,581.74/3,367,949.25 = 1,352,843.80/x - Step 3: Cross multiply
2,440,581.74x = 3,367,949.25 × 1,352,843.80 - Step 4: Simplify right side
2,440,581.74x = 4,556,309,256,288.18 - Step 5: Solve for x
x = 4,556,309,256,288.18/2,440,581.74 - Step 6: Final answer
x = 1,866,894.76
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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.