Finding the Fourth Proportional to 1,269,716.52, 1,752,235.56 and 696,751.68
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Solution
The fourth proportional to 1,269,716.52, 1,752,235.56 and 696,751.68 is: 961,532.00
Step by Step Solution
- Step 1: Write the proportion equation
1,269,716.52 : 1,752,235.56 = 696,751.68 : x - Step 2: Convert to fraction form
1,269,716.52/1,752,235.56 = 696,751.68/x - Step 3: Cross multiply
1,269,716.52x = 1,752,235.56 × 696,751.68 - Step 4: Simplify right side
1,269,716.52x = 1,220,873,070,185.74 - Step 5: Solve for x
x = 1,220,873,070,185.74/1,269,716.52 - Step 6: Final answer
x = 961,532.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.