Finding the Fourth Proportional to 1,579,514.12, 2,369,269.30 and 514,554.44
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Solution
The fourth proportional to 1,579,514.12, 2,369,269.30 and 514,554.44 is: 771,831.05
Step by Step Solution
- Step 1: Write the proportion equation
1,579,514.12 : 2,369,269.30 = 514,554.44 : x - Step 2: Convert to fraction form
1,579,514.12/2,369,269.30 = 514,554.44/x - Step 3: Cross multiply
1,579,514.12x = 2,369,269.30 × 514,554.44 - Step 4: Simplify right side
1,579,514.12x = 1,219,118,037,870.69 - Step 5: Solve for x
x = 1,219,118,037,870.69/1,579,514.12 - Step 6: Final answer
x = 771,831.05
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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.