Finding the Fourth Proportional to 1,263,319.60, 1,743,558.84 and 804,287.56
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Solution
The fourth proportional to 1,263,319.60, 1,743,558.84 and 804,287.56 is: 1,110,030.02
Step by Step Solution
- Step 1: Write the proportion equation
1,263,319.60 : 1,743,558.84 = 804,287.56 : x - Step 2: Convert to fraction form
1,263,319.60/1,743,558.84 = 804,287.56/x - Step 3: Cross multiply
1,263,319.60x = 1,743,558.84 × 804,287.56 - Step 4: Simplify right side
1,263,319.60x = 1,402,322,685,140.03 - Step 5: Solve for x
x = 1,402,322,685,140.03/1,263,319.60 - Step 6: Final answer
x = 1,110,030.02
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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.