Finding the Fourth Proportional to 5,282,679.26, 7,286,709.98 and 3,628,027.87
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Solution
The fourth proportional to 5,282,679.26, 7,286,709.98 and 3,628,027.87 is: 5,004,352.07
Step by Step Solution
- Step 1: Write the proportion equation
5,282,679.26 : 7,286,709.98 = 3,628,027.87 : x - Step 2: Convert to fraction form
5,282,679.26/7,286,709.98 = 3,628,027.87/x - Step 3: Cross multiply
5,282,679.26x = 7,286,709.98 × 3,628,027.87 - Step 4: Simplify right side
5,282,679.26x = 26,436,386,878,900.44 - Step 5: Solve for x
x = 26,436,386,878,900.44/5,282,679.26 - Step 6: Final answer
x = 5,004,352.07
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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.