Finding the Fourth Proportional to 1,752,753, 2,629,129.49 and 423,057
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Solution
The fourth proportional to 1,752,753, 2,629,129.49 and 423,057 is: 634,585.50
Step by Step Solution
- Step 1: Write the proportion equation
1,752,753 : 2,629,129.49 = 423,057 : x - Step 2: Convert to fraction form
1,752,753/2,629,129.49 = 423,057/x - Step 3: Cross multiply
1,752,753x = 2,629,129.49 × 423,057 - Step 4: Simplify right side
1,752,753x = 1,112,271,634,650.93 - Step 5: Solve for x
x = 1,112,271,634,650.93/1,752,753 - Step 6: Final answer
x = 634,585.50
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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.