Finding the Fourth Proportional to 893,609.40, 1,340,414.10 and 795,631.80
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Solution
The fourth proportional to 893,609.40, 1,340,414.10 and 795,631.80 is: 1,193,447.70
Step by Step Solution
- Step 1: Write the proportion equation
893,609.40 : 1,340,414.10 = 795,631.80 : x - Step 2: Convert to fraction form
893,609.40/1,340,414.10 = 795,631.80/x - Step 3: Cross multiply
893,609.40x = 1,340,414.10 × 795,631.80 - Step 4: Simplify right side
893,609.40x = 1,066,476,083,128.38 - Step 5: Solve for x
x = 1,066,476,083,128.38/893,609.40 - Step 6: Final answer
x = 1,193,447.70
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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.