Finding the Fourth Proportional to 1,514,994.36, 2,272,102.74 and 449,789.28
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Solution
The fourth proportional to 1,514,994.36, 2,272,102.74 and 449,789.28 is: 674,568.49
Step by Step Solution
- Step 1: Write the proportion equation
1,514,994.36 : 2,272,102.74 = 449,789.28 : x - Step 2: Convert to fraction form
1,514,994.36/2,272,102.74 = 449,789.28/x - Step 3: Cross multiply
1,514,994.36x = 2,272,102.74 × 449,789.28 - Step 4: Simplify right side
1,514,994.36x = 1,021,967,455,510.63 - Step 5: Solve for x
x = 1,021,967,455,510.63/1,514,994.36 - Step 6: Final answer
x = 674,568.49
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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.