Finding the Fourth Proportional to 4,677,594.75, 6,455,080.80 and 2,531,418.75
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Solution
The fourth proportional to 4,677,594.75, 6,455,080.80 and 2,531,418.75 is: 3,493,357.90
Step by Step Solution
- Step 1: Write the proportion equation
4,677,594.75 : 6,455,080.80 = 2,531,418.75 : x - Step 2: Convert to fraction form
4,677,594.75/6,455,080.80 = 2,531,418.75/x - Step 3: Cross multiply
4,677,594.75x = 6,455,080.80 × 2,531,418.75 - Step 4: Simplify right side
4,677,594.75x = 16,340,512,569,885 - Step 5: Solve for x
x = 16,340,512,569,885/4,677,594.75 - Step 6: Final answer
x = 3,493,357.90
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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.