Finding the Fourth Proportional to 3,448,695.70, 5,173,043.55 and 889,905.70
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Solution
The fourth proportional to 3,448,695.70, 5,173,043.55 and 889,905.70 is: 1,334,858.55
Step by Step Solution
- Step 1: Write the proportion equation
3,448,695.70 : 5,173,043.55 = 889,905.70 : x - Step 2: Convert to fraction form
3,448,695.70/5,173,043.55 = 889,905.70/x - Step 3: Cross multiply
3,448,695.70x = 5,173,043.55 × 889,905.70 - Step 4: Simplify right side
3,448,695.70x = 4,603,520,941,493.23 - Step 5: Solve for x
x = 4,603,520,941,493.23/3,448,695.70 - Step 6: Final answer
x = 1,334,858.55
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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.