Finding the Fourth Proportional to 1,752,750.50, 2,629,125.74 and 423,054.50
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Solution
The fourth proportional to 1,752,750.50, 2,629,125.74 and 423,054.50 is: 634,581.74
Step by Step Solution
- Step 1: Write the proportion equation
1,752,750.50 : 2,629,125.74 = 423,054.50 : x - Step 2: Convert to fraction form
1,752,750.50/2,629,125.74 = 423,054.50/x - Step 3: Cross multiply
1,752,750.50x = 2,629,125.74 × 423,054.50 - Step 4: Simplify right side
1,752,750.50x = 1,112,263,463,284.84 - Step 5: Solve for x
x = 1,112,263,463,284.84/1,752,750.50 - Step 6: Final answer
x = 634,581.74
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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.