Finding the Fourth Proportional to 2,293,378.40, 3,441,622.80 and 1,492,709.60
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Solution
The fourth proportional to 2,293,378.40, 3,441,622.80 and 1,492,709.60 is: 2,240,076.65
Step by Step Solution
- Step 1: Write the proportion equation
2,293,378.40 : 3,441,622.80 = 1,492,709.60 : x - Step 2: Convert to fraction form
2,293,378.40/3,441,622.80 = 1,492,709.60/x - Step 3: Cross multiply
2,293,378.40x = 3,441,622.80 × 1,492,709.60 - Step 4: Simplify right side
2,293,378.40x = 5,137,343,393,138.88 - Step 5: Solve for x
x = 5,137,343,393,138.88/2,293,378.40 - Step 6: Final answer
x = 2,240,076.65
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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.