Finding the Fourth Proportional to 1,062,939.51, 1,593,465.21 and 414,366.30
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Solution
The fourth proportional to 1,062,939.51, 1,593,465.21 and 414,366.30 is: 621,181.43
Step by Step Solution
- Step 1: Write the proportion equation
1,062,939.51 : 1,593,465.21 = 414,366.30 : x - Step 2: Convert to fraction form
1,062,939.51/1,593,465.21 = 414,366.30/x - Step 3: Cross multiply
1,062,939.51x = 1,593,465.21 × 414,366.30 - Step 4: Simplify right side
1,062,939.51x = 660,278,283,246.42 - Step 5: Solve for x
x = 660,278,283,246.42/1,062,939.51 - Step 6: Final answer
x = 621,181.43
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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.