Finding the Fourth Proportional to 2,247,135.10, 3,370,702.65 and 987,423.10
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Solution
The fourth proportional to 2,247,135.10, 3,370,702.65 and 987,423.10 is: 1,481,134.65
Step by Step Solution
- Step 1: Write the proportion equation
2,247,135.10 : 3,370,702.65 = 987,423.10 : x - Step 2: Convert to fraction form
2,247,135.10/3,370,702.65 = 987,423.10/x - Step 3: Cross multiply
2,247,135.10x = 3,370,702.65 × 987,423.10 - Step 4: Simplify right side
2,247,135.10x = 3,328,309,659,841.22 - Step 5: Solve for x
x = 3,328,309,659,841.22/2,247,135.10 - Step 6: Final answer
x = 1,481,134.65
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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.