Finding the Fourth Proportional to 2,890,702.88, 4,334,490.48 and 2,295,493.28
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Solution
The fourth proportional to 2,890,702.88, 4,334,490.48 and 2,295,493.28 is: 3,441,998.08
Step by Step Solution
- Step 1: Write the proportion equation
2,890,702.88 : 4,334,490.48 = 2,295,493.28 : x - Step 2: Convert to fraction form
2,890,702.88/4,334,490.48 = 2,295,493.28/x - Step 3: Cross multiply
2,890,702.88x = 4,334,490.48 × 2,295,493.28 - Step 4: Simplify right side
2,890,702.88x = 9,949,793,769,063.98 - Step 5: Solve for x
x = 9,949,793,769,063.98/2,890,702.88 - Step 6: Final answer
x = 3,441,998.08
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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.