Finding the Fourth Proportional to 1,514,431.17, 2,271,155.49 and 503,281.44
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Solution
The fourth proportional to 1,514,431.17, 2,271,155.49 and 503,281.44 is: 754,758.90
Step by Step Solution
- Step 1: Write the proportion equation
1,514,431.17 : 2,271,155.49 = 503,281.44 : x - Step 2: Convert to fraction form
1,514,431.17/2,271,155.49 = 503,281.44/x - Step 3: Cross multiply
1,514,431.17x = 2,271,155.49 × 503,281.44 - Step 4: Simplify right side
1,514,431.17x = 1,143,030,405,471.11 - Step 5: Solve for x
x = 1,143,030,405,471.11/1,514,431.17 - Step 6: Final answer
x = 754,758.90
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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.