Finding the Fourth Proportional to 1,278,203.29, 1,764,559.73 and 794,924.12
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Solution
The fourth proportional to 1,278,203.29, 1,764,559.73 and 794,924.12 is: 1,097,392.80
Step by Step Solution
- Step 1: Write the proportion equation
1,278,203.29 : 1,764,559.73 = 794,924.12 : x - Step 2: Convert to fraction form
1,278,203.29/1,764,559.73 = 794,924.12/x - Step 3: Cross multiply
1,278,203.29x = 1,764,559.73 × 794,924.12 - Step 4: Simplify right side
1,278,203.29x = 1,402,691,086,583.07 - Step 5: Solve for x
x = 1,402,691,086,583.07/1,278,203.29 - Step 6: Final answer
x = 1,097,392.80
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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.