Finding the Fourth Proportional to 2,223,067.49, 3,067,793.22 and 1,256,177.01
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Solution
The fourth proportional to 2,223,067.49, 3,067,793.22 and 1,256,177.01 is: 1,733,501.72
Step by Step Solution
- Step 1: Write the proportion equation
2,223,067.49 : 3,067,793.22 = 1,256,177.01 : x - Step 2: Convert to fraction form
2,223,067.49/3,067,793.22 = 1,256,177.01/x - Step 3: Cross multiply
2,223,067.49x = 3,067,793.22 × 1,256,177.01 - Step 4: Simplify right side
2,223,067.49x = 3,853,691,314,397.87 - Step 5: Solve for x
x = 3,853,691,314,397.87/2,223,067.49 - Step 6: Final answer
x = 1,733,501.72
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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.