Finding the Fourth Proportional to 5,542,470.25, 8,313,705.90 and 1,651,987.69
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Solution
The fourth proportional to 5,542,470.25, 8,313,705.90 and 1,651,987.69 is: 2,477,981.69
Step by Step Solution
- Step 1: Write the proportion equation
5,542,470.25 : 8,313,705.90 = 1,651,987.69 : x - Step 2: Convert to fraction form
5,542,470.25/8,313,705.90 = 1,651,987.69/x - Step 3: Cross multiply
5,542,470.25x = 8,313,705.90 × 1,651,987.69 - Step 4: Simplify right side
5,542,470.25x = 13,734,139,784,296.11 - Step 5: Solve for x
x = 13,734,139,784,296.11/5,542,470.25 - Step 6: Final answer
x = 2,477,981.69
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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.