Finding the Fourth Proportional to 4,112,330.12, 6,169,873 and 1,418,514.74
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Solution
The fourth proportional to 4,112,330.12, 6,169,873 and 1,418,514.74 is: 2,128,247.38
Step by Step Solution
- Step 1: Write the proportion equation
4,112,330.12 : 6,169,873 = 1,418,514.74 : x - Step 2: Convert to fraction form
4,112,330.12/6,169,873 = 1,418,514.74/x - Step 3: Cross multiply
4,112,330.12x = 6,169,873 × 1,418,514.74 - Step 4: Simplify right side
4,112,330.12x = 8,752,055,794,428.02 - Step 5: Solve for x
x = 8,752,055,794,428.02/4,112,330.12 - Step 6: Final answer
x = 2,128,247.38
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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.