Finding the Fourth Proportional to 4,436,876.41, 6,122,889.90 and 2,399,685.91
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Solution
The fourth proportional to 4,436,876.41, 6,122,889.90 and 2,399,685.91 is: 3,311,566.80
Step by Step Solution
- Step 1: Write the proportion equation
4,436,876.41 : 6,122,889.90 = 2,399,685.91 : x - Step 2: Convert to fraction form
4,436,876.41/6,122,889.90 = 2,399,685.91/x - Step 3: Cross multiply
4,436,876.41x = 6,122,889.90 × 2,399,685.91 - Step 4: Simplify right side
4,436,876.41x = 14,693,012,621,511.31 - Step 5: Solve for x
x = 14,693,012,621,511.31/4,436,876.41 - Step 6: Final answer
x = 3,311,566.80
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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.