Finding the Fourth Proportional to 4,436,731.19, 6,122,689.05 and 2,399,540.69
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Solution
The fourth proportional to 4,436,731.19, 6,122,689.05 and 2,399,540.69 is: 3,311,366.15
Step by Step Solution
- Step 1: Write the proportion equation
4,436,731.19 : 6,122,689.05 = 2,399,540.69 : x - Step 2: Convert to fraction form
4,436,731.19/6,122,689.05 = 2,399,540.69/x - Step 3: Cross multiply
4,436,731.19x = 6,122,689.05 × 2,399,540.69 - Step 4: Simplify right side
4,436,731.19x = 14,691,641,495,694.74 - Step 5: Solve for x
x = 14,691,641,495,694.74/4,436,731.19 - Step 6: Final answer
x = 3,311,366.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.