Finding the Fourth Proportional to 1,472,414.76, 2,208,649.68 and 461,514.11
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Solution
The fourth proportional to 1,472,414.76, 2,208,649.68 and 461,514.11 is: 692,279.79
Step by Step Solution
- Step 1: Write the proportion equation
1,472,414.76 : 2,208,649.68 = 461,514.11 : x - Step 2: Convert to fraction form
1,472,414.76/2,208,649.68 = 461,514.11/x - Step 3: Cross multiply
1,472,414.76x = 2,208,649.68 × 461,514.11 - Step 4: Simplify right side
1,472,414.76x = 1,019,322,980,323.74 - Step 5: Solve for x
x = 1,019,322,980,323.74/1,472,414.76 - Step 6: Final answer
x = 692,279.79
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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.