Finding the Fourth Proportional to 1,412,093.28, 1,948,701.66 and 767,514.96
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Solution
The fourth proportional to 1,412,093.28, 1,948,701.66 and 767,514.96 is: 1,059,177.67
Step by Step Solution
- Step 1: Write the proportion equation
1,412,093.28 : 1,948,701.66 = 767,514.96 : x - Step 2: Convert to fraction form
1,412,093.28/1,948,701.66 = 767,514.96/x - Step 3: Cross multiply
1,412,093.28x = 1,948,701.66 × 767,514.96 - Step 4: Simplify right side
1,412,093.28x = 1,495,657,676,626.83 - Step 5: Solve for x
x = 1,495,657,676,626.83/1,412,093.28 - Step 6: Final answer
x = 1,059,177.67
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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.