Finding the Fourth Proportional to 1,514,491.29, 2,271,431.36 and 554,619.23
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Solution
The fourth proportional to 1,514,491.29, 2,271,431.36 and 554,619.23 is: 831,816.95
Step by Step Solution
- Step 1: Write the proportion equation
1,514,491.29 : 2,271,431.36 = 554,619.23 : x - Step 2: Convert to fraction form
1,514,491.29/2,271,431.36 = 554,619.23/x - Step 3: Cross multiply
1,514,491.29x = 2,271,431.36 × 554,619.23 - Step 4: Simplify right side
1,514,491.29x = 1,259,779,523,205.11 - Step 5: Solve for x
x = 1,259,779,523,205.11/1,514,491.29 - Step 6: Final answer
x = 831,816.95
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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.