Finding the Fourth Proportional to 1,073,670.08, 1,609,324.14 and 442,239.44
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Solution
The fourth proportional to 1,073,670.08, 1,609,324.14 and 442,239.44 is: 662,872.72
Step by Step Solution
- Step 1: Write the proportion equation
1,073,670.08 : 1,609,324.14 = 442,239.44 : x - Step 2: Convert to fraction form
1,073,670.08/1,609,324.14 = 442,239.44/x - Step 3: Cross multiply
1,073,670.08x = 1,609,324.14 × 442,239.44 - Step 4: Simplify right side
1,073,670.08x = 711,706,606,452.08 - Step 5: Solve for x
x = 711,706,606,452.08/1,073,670.08 - Step 6: Final answer
x = 662,872.72
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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.