Finding the Fourth Proportional to 5,599,351.60, 8,392,806.60 and 3,076,817.20
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Solution
The fourth proportional to 5,599,351.60, 8,392,806.60 and 3,076,817.20 is: 4,611,807.50
Step by Step Solution
- Step 1: Write the proportion equation
5,599,351.60 : 8,392,806.60 = 3,076,817.20 : x - Step 2: Convert to fraction form
5,599,351.60/8,392,806.60 = 3,076,817.20/x - Step 3: Cross multiply
5,599,351.60x = 8,392,806.60 × 3,076,817.20 - Step 4: Simplify right side
5,599,351.60x = 25,823,131,703,153.52 - Step 5: Solve for x
x = 25,823,131,703,153.52/5,599,351.60 - Step 6: Final answer
x = 4,611,807.50
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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.