Finding the Fourth Proportional to 3,976,043.08, 5,486,210.58 and 2,344,960.84
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Solution
The fourth proportional to 3,976,043.08, 5,486,210.58 and 2,344,960.84 is: 3,235,616.09
Step by Step Solution
- Step 1: Write the proportion equation
3,976,043.08 : 5,486,210.58 = 2,344,960.84 : x - Step 2: Convert to fraction form
3,976,043.08/5,486,210.58 = 2,344,960.84/x - Step 3: Cross multiply
3,976,043.08x = 5,486,210.58 × 2,344,960.84 - Step 4: Simplify right side
3,976,043.08x = 12,864,948,970,093.69 - Step 5: Solve for x
x = 12,864,948,970,093.69/3,976,043.08 - Step 6: Final answer
x = 3,235,616.09
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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.