Finding the Fourth Proportional to 4,588,429.80, 6,332,194.80 and 2,628,657.48
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Solution
The fourth proportional to 4,588,429.80, 6,332,194.80 and 2,628,657.48 is: 3,627,639.94
Step by Step Solution
- Step 1: Write the proportion equation
4,588,429.80 : 6,332,194.80 = 2,628,657.48 : x - Step 2: Convert to fraction form
4,588,429.80/6,332,194.80 = 2,628,657.48/x - Step 3: Cross multiply
4,588,429.80x = 6,332,194.80 × 2,628,657.48 - Step 4: Simplify right side
4,588,429.80x = 16,645,171,225,837.10 - Step 5: Solve for x
x = 16,645,171,225,837.10/4,588,429.80 - Step 6: Final answer
x = 3,627,639.94
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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.