Finding the Fourth Proportional to 5,531,301.92, 7,633,698 and 3,356,396.12
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Solution
The fourth proportional to 5,531,301.92, 7,633,698 and 3,356,396.12 is: 4,632,130.87
Step by Step Solution
- Step 1: Write the proportion equation
5,531,301.92 : 7,633,698 = 3,356,396.12 : x - Step 2: Convert to fraction form
5,531,301.92/7,633,698 = 3,356,396.12/x - Step 3: Cross multiply
5,531,301.92x = 7,633,698 × 3,356,396.12 - Step 4: Simplify right side
5,531,301.92x = 25,621,714,348,451.76 - Step 5: Solve for x
x = 25,621,714,348,451.76/5,531,301.92 - Step 6: Final answer
x = 4,632,130.87
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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.