Finding the Fourth Proportional to 2,915,998.34, 4,024,080.24 and 1,626,838.99
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Solution
The fourth proportional to 2,915,998.34, 4,024,080.24 and 1,626,838.99 is: 2,245,039.22
Step by Step Solution
- Step 1: Write the proportion equation
2,915,998.34 : 4,024,080.24 = 1,626,838.99 : x - Step 2: Convert to fraction form
2,915,998.34/4,024,080.24 = 1,626,838.99/x - Step 3: Cross multiply
2,915,998.34x = 4,024,080.24 × 1,626,838.99 - Step 4: Simplify right side
2,915,998.34x = 6,546,530,633,320.56 - Step 5: Solve for x
x = 6,546,530,633,320.56/2,915,998.34 - Step 6: Final answer
x = 2,245,039.22
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.