Finding the Fourth Proportional to 3,805,900.12, 5,252,139.09 and 2,063,627.24
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Solution
The fourth proportional to 3,805,900.12, 5,252,139.09 and 2,063,627.24 is: 2,847,803.92
Step by Step Solution
- Step 1: Write the proportion equation
3,805,900.12 : 5,252,139.09 = 2,063,627.24 : x - Step 2: Convert to fraction form
3,805,900.12/5,252,139.09 = 2,063,627.24/x - Step 3: Cross multiply
3,805,900.12x = 5,252,139.09 × 2,063,627.24 - Step 4: Simplify right side
3,805,900.12x = 10,838,457,294,392.81 - Step 5: Solve for x
x = 10,838,457,294,392.81/3,805,900.12 - Step 6: Final answer
x = 2,847,803.92
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1.5x scale
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.