Finding the Fourth Proportional to 1,442,207.06, 2,162,394.75 and 767,872.34
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Solution
The fourth proportional to 1,442,207.06, 2,162,394.75 and 767,872.34 is: 1,151,320.89
Step by Step Solution
- Step 1: Write the proportion equation
1,442,207.06 : 2,162,394.75 = 767,872.34 : x - Step 2: Convert to fraction form
1,442,207.06/2,162,394.75 = 767,872.34/x - Step 3: Cross multiply
1,442,207.06x = 2,162,394.75 × 767,872.34 - Step 4: Simplify right side
1,442,207.06x = 1,660,443,116,686.22 - Step 5: Solve for x
x = 1,660,443,116,686.22/1,442,207.06 - Step 6: Final answer
x = 1,151,320.89
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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.