Finding the Fourth Proportional to 2,149,275.76, 3,221,256.42 and 1,084,622.29
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Solution
The fourth proportional to 2,149,275.76, 3,221,256.42 and 1,084,622.29 is: 1,625,592.48
Step by Step Solution
- Step 1: Write the proportion equation
2,149,275.76 : 3,221,256.42 = 1,084,622.29 : x - Step 2: Convert to fraction form
2,149,275.76/3,221,256.42 = 1,084,622.29/x - Step 3: Cross multiply
2,149,275.76x = 3,221,256.42 × 1,084,622.29 - Step 4: Simplify right side
2,149,275.76x = 3,493,846,514,937.60 - Step 5: Solve for x
x = 3,493,846,514,937.60/2,149,275.76 - Step 6: Final answer
x = 1,625,592.48
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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.