Finding the Fourth Proportional to 2,855,882.80, 4,283,702.70 and 962,621.20
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Solution
The fourth proportional to 2,855,882.80, 4,283,702.70 and 962,621.20 is: 1,443,890.85
Step by Step Solution
- Step 1: Write the proportion equation
2,855,882.80 : 4,283,702.70 = 962,621.20 : x - Step 2: Convert to fraction form
2,855,882.80/4,283,702.70 = 962,621.20/x - Step 3: Cross multiply
2,855,882.80x = 4,283,702.70 × 962,621.20 - Step 4: Simplify right side
2,855,882.80x = 4,123,583,033,517.24 - Step 5: Solve for x
x = 4,123,583,033,517.24/2,855,882.80 - Step 6: Final answer
x = 1,443,890.85
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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.