Finding the Fourth Proportional to 3,598,438.14, 4,965,365.34 and 2,311,022.52
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Solution
The fourth proportional to 3,598,438.14, 4,965,365.34 and 2,311,022.52 is: 3,188,903.26
Step by Step Solution
- Step 1: Write the proportion equation
3,598,438.14 : 4,965,365.34 = 2,311,022.52 : x - Step 2: Convert to fraction form
3,598,438.14/4,965,365.34 = 2,311,022.52/x - Step 3: Cross multiply
3,598,438.14x = 4,965,365.34 × 2,311,022.52 - Step 4: Simplify right side
3,598,438.14x = 11,475,071,120,767.46 - Step 5: Solve for x
x = 11,475,071,120,767.46/3,598,438.14 - Step 6: Final answer
x = 3,188,903.26
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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.