Finding the Fourth Proportional to 1,360,939.63, 2,041,704.68 and 414,285.75
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Solution
The fourth proportional to 1,360,939.63, 2,041,704.68 and 414,285.75 is: 621,518.49
Step by Step Solution
- Step 1: Write the proportion equation
1,360,939.63 : 2,041,704.68 = 414,285.75 : x - Step 2: Convert to fraction form
1,360,939.63/2,041,704.68 = 414,285.75/x - Step 3: Cross multiply
1,360,939.63x = 2,041,704.68 × 414,285.75 - Step 4: Simplify right side
1,360,939.63x = 845,849,147,456.62 - Step 5: Solve for x
x = 845,849,147,456.62/1,360,939.63 - Step 6: Final answer
x = 621,518.49
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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.