Finding the Fourth Proportional to 1,195,262.42, 1,649,520.62 and 672,137.66
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Solution
The fourth proportional to 1,195,262.42, 1,649,520.62 and 672,137.66 is: 927,582.86
Step by Step Solution
- Step 1: Write the proportion equation
1,195,262.42 : 1,649,520.62 = 672,137.66 : x - Step 2: Convert to fraction form
1,195,262.42/1,649,520.62 = 672,137.66/x - Step 3: Cross multiply
1,195,262.42x = 1,649,520.62 × 672,137.66 - Step 4: Simplify right side
1,195,262.42x = 1,108,704,930,411.66 - Step 5: Solve for x
x = 1,108,704,930,411.66/1,195,262.42 - Step 6: Final answer
x = 927,582.86
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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.