Finding the Fourth Proportional to 3,413,072.69, 5,120,372.66 and 1,283,175.26
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Solution
The fourth proportional to 3,413,072.69, 5,120,372.66 and 1,283,175.26 is: 1,925,049.98
Step by Step Solution
- Step 1: Write the proportion equation
3,413,072.69 : 5,120,372.66 = 1,283,175.26 : x - Step 2: Convert to fraction form
3,413,072.69/5,120,372.66 = 1,283,175.26/x - Step 3: Cross multiply
3,413,072.69x = 5,120,372.66 × 1,283,175.26 - Step 4: Simplify right side
3,413,072.69x = 6,570,335,487,274.65 - Step 5: Solve for x
x = 6,570,335,487,274.65/3,413,072.69 - Step 6: Final answer
x = 1,925,049.98
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.