Finding the Fourth Proportional to 3,868,318.80, 5,336,624.08 and 2,415,492
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Solution
The fourth proportional to 3,868,318.80, 5,336,624.08 and 2,415,492 is: 3,332,344.99
Step by Step Solution
- Step 1: Write the proportion equation
3,868,318.80 : 5,336,624.08 = 2,415,492 : x - Step 2: Convert to fraction form
3,868,318.80/5,336,624.08 = 2,415,492/x - Step 3: Cross multiply
3,868,318.80x = 5,336,624.08 × 2,415,492 - Step 4: Simplify right side
3,868,318.80x = 12,890,572,772,247.36 - Step 5: Solve for x
x = 12,890,572,772,247.36/3,868,318.80 - Step 6: Final answer
x = 3,332,344.99
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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.