Finding the Fourth Proportional to 5,233,627.49, 7,850,443.96 and 1,994,409.84
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Solution
The fourth proportional to 5,233,627.49, 7,850,443.96 and 1,994,409.84 is: 2,991,615.81
Step by Step Solution
- Step 1: Write the proportion equation
5,233,627.49 : 7,850,443.96 = 1,994,409.84 : x - Step 2: Convert to fraction form
5,233,627.49/7,850,443.96 = 1,994,409.84/x - Step 3: Cross multiply
5,233,627.49x = 7,850,443.96 × 1,994,409.84 - Step 4: Simplify right side
5,233,627.49x = 15,657,002,714,124.74 - Step 5: Solve for x
x = 15,657,002,714,124.74/5,233,627.49 - Step 6: Final answer
x = 2,991,615.81
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1.5x scale
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.