Finding the Fourth Proportional to 4,645,817.64, 6,968,478.60 and 1,450,578.24
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Solution
The fourth proportional to 4,645,817.64, 6,968,478.60 and 1,450,578.24 is: 2,175,789.97
Step by Step Solution
- Step 1: Write the proportion equation
4,645,817.64 : 6,968,478.60 = 1,450,578.24 : x - Step 2: Convert to fraction form
4,645,817.64/6,968,478.60 = 1,450,578.24/x - Step 3: Cross multiply
4,645,817.64x = 6,968,478.60 × 1,450,578.24 - Step 4: Simplify right side
4,645,817.64x = 10,108,323,423,065.66 - Step 5: Solve for x
x = 10,108,323,423,065.66/4,645,817.64 - Step 6: Final answer
x = 2,175,789.97
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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.