Finding the Fourth Proportional to 1,263,338.13, 1,743,584.43 and 804,306.07
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Solution
The fourth proportional to 1,263,338.13, 1,743,584.43 and 804,306.07 is: 1,110,055.58
Step by Step Solution
- Step 1: Write the proportion equation
1,263,338.13 : 1,743,584.43 = 804,306.07 : x - Step 2: Convert to fraction form
1,263,338.13/1,743,584.43 = 804,306.07/x - Step 3: Cross multiply
1,263,338.13x = 1,743,584.43 × 804,306.07 - Step 4: Simplify right side
1,263,338.13x = 1,402,375,536,584.96 - Step 5: Solve for x
x = 1,402,375,536,584.96/1,263,338.13 - Step 6: Final answer
x = 1,110,055.58
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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.