Finding the Fourth Proportional to 3,106,367.44, 4,288,109.70 and 2,088,362.68
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Solution
The fourth proportional to 3,106,367.44, 4,288,109.70 and 2,088,362.68 is: 2,882,829.68
Step by Step Solution
- Step 1: Write the proportion equation
3,106,367.44 : 4,288,109.70 = 2,088,362.68 : x - Step 2: Convert to fraction form
3,106,367.44/4,288,109.70 = 2,088,362.68/x - Step 3: Cross multiply
3,106,367.44x = 4,288,109.70 × 2,088,362.68 - Step 4: Simplify right side
3,106,367.44x = 8,955,128,265,226.00 - Step 5: Solve for x
x = 8,955,128,265,226.00/3,106,367.44 - Step 6: Final answer
x = 2,882,829.68
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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.