Finding the Fourth Proportional to 2,702,506.41, 3,729,506.09 and 1,478,920.41
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Solution
The fourth proportional to 2,702,506.41, 3,729,506.09 and 1,478,920.41 is: 2,040,936.02
Step by Step Solution
- Step 1: Write the proportion equation
2,702,506.41 : 3,729,506.09 = 1,478,920.41 : x - Step 2: Convert to fraction form
2,702,506.41/3,729,506.09 = 1,478,920.41/x - Step 3: Cross multiply
2,702,506.41x = 3,729,506.09 × 1,478,920.41 - Step 4: Simplify right side
2,702,506.41x = 5,515,642,668,325.69 - Step 5: Solve for x
x = 5,515,642,668,325.69/2,702,506.41 - Step 6: Final answer
x = 2,040,936.02
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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.