Finding the Fourth Proportional to 3,907,476.99, 5,851,121.13 and 2,696,789.43
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Solution
The fourth proportional to 3,907,476.99, 5,851,121.13 and 2,696,789.43 is: 4,038,217.41
Step by Step Solution
- Step 1: Write the proportion equation
3,907,476.99 : 5,851,121.13 = 2,696,789.43 : x - Step 2: Convert to fraction form
3,907,476.99/5,851,121.13 = 2,696,789.43/x - Step 3: Cross multiply
3,907,476.99x = 5,851,121.13 × 2,696,789.43 - Step 4: Simplify right side
3,907,476.99x = 15,779,241,617,033.66 - Step 5: Solve for x
x = 15,779,241,617,033.66/3,907,476.99 - Step 6: Final answer
x = 4,038,217.41
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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.