Finding the Fourth Proportional to 2,193,067.40, 3,295,130.70 and 1,394,731.40
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Solution
The fourth proportional to 2,193,067.40, 3,295,130.70 and 1,394,731.40 is: 2,095,613.78
Step by Step Solution
- Step 1: Write the proportion equation
2,193,067.40 : 3,295,130.70 = 1,394,731.40 : x - Step 2: Convert to fraction form
2,193,067.40/3,295,130.70 = 1,394,731.40/x - Step 3: Cross multiply
2,193,067.40x = 3,295,130.70 × 1,394,731.40 - Step 4: Simplify right side
2,193,067.40x = 4,595,822,254,393.98 - Step 5: Solve for x
x = 4,595,822,254,393.98/2,193,067.40 - Step 6: Final answer
x = 2,095,613.78
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.