Finding the Fourth Proportional to 1,514,879.04, 2,271,925.44 and 449,670.72
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Solution
The fourth proportional to 1,514,879.04, 2,271,925.44 and 449,670.72 is: 674,389.39
Step by Step Solution
- Step 1: Write the proportion equation
1,514,879.04 : 2,271,925.44 = 449,670.72 : x - Step 2: Convert to fraction form
1,514,879.04/2,271,925.44 = 449,670.72/x - Step 3: Cross multiply
1,514,879.04x = 2,271,925.44 × 449,670.72 - Step 4: Simplify right side
1,514,879.04x = 1,021,618,348,391.12 - Step 5: Solve for x
x = 1,021,618,348,391.12/1,514,879.04 - Step 6: Final answer
x = 674,389.39
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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.