Finding the Fourth Proportional to 1,347,446.53, 2,020,491.82 and 448,567.66
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Solution
The fourth proportional to 1,347,446.53, 2,020,491.82 and 448,567.66 is: 672,625.79
Step by Step Solution
- Step 1: Write the proportion equation
1,347,446.53 : 2,020,491.82 = 448,567.66 : x - Step 2: Convert to fraction form
1,347,446.53/2,020,491.82 = 448,567.66/x - Step 3: Cross multiply
1,347,446.53x = 2,020,491.82 × 448,567.66 - Step 4: Simplify right side
1,347,446.53x = 906,327,287,746.54 - Step 5: Solve for x
x = 906,327,287,746.54/1,347,446.53 - Step 6: Final answer
x = 672,625.79
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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.