Finding the Fourth Proportional to 1,752,670.97, 2,629,006.45 and 422,974.97
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Solution
The fourth proportional to 1,752,670.97, 2,629,006.45 and 422,974.97 is: 634,462.45
Step by Step Solution
- Step 1: Write the proportion equation
1,752,670.97 : 2,629,006.45 = 422,974.97 : x - Step 2: Convert to fraction form
1,752,670.97/2,629,006.45 = 422,974.97/x - Step 3: Cross multiply
1,752,670.97x = 2,629,006.45 × 422,974.97 - Step 4: Simplify right side
1,752,670.97x = 1,112,003,922,354.10 - Step 5: Solve for x
x = 1,112,003,922,354.10/1,752,670.97 - Step 6: Final answer
x = 634,462.45
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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.