Finding the Fourth Proportional to 3,244,841.22, 4,478,479.92 and 2,084,737.70
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Solution
The fourth proportional to 3,244,841.22, 4,478,479.92 and 2,084,737.70 is: 2,877,322.89
Step by Step Solution
- Step 1: Write the proportion equation
3,244,841.22 : 4,478,479.92 = 2,084,737.70 : x - Step 2: Convert to fraction form
3,244,841.22/4,478,479.92 = 2,084,737.70/x - Step 3: Cross multiply
3,244,841.22x = 4,478,479.92 × 2,084,737.70 - Step 4: Simplify right side
3,244,841.22x = 9,336,455,927,916.99 - Step 5: Solve for x
x = 9,336,455,927,916.99/3,244,841.22 - Step 6: Final answer
x = 2,877,322.89
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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.