Finding the Fourth Proportional to 1,102,514.70, 1,653,772.05 and 925,367.70
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Solution
The fourth proportional to 1,102,514.70, 1,653,772.05 and 925,367.70 is: 1,388,051.55
Step by Step Solution
- Step 1: Write the proportion equation
1,102,514.70 : 1,653,772.05 = 925,367.70 : x - Step 2: Convert to fraction form
1,102,514.70/1,653,772.05 = 925,367.70/x - Step 3: Cross multiply
1,102,514.70x = 1,653,772.05 × 925,367.70 - Step 4: Simplify right side
1,102,514.70x = 1,530,347,238,232.79 - Step 5: Solve for x
x = 1,530,347,238,232.79/1,102,514.70 - Step 6: Final answer
x = 1,388,051.55
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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.