Finding the Fourth Proportional to 3,571,336.92, 4,927,600.65 and 2,101,309.63
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Solution
The fourth proportional to 3,571,336.92, 4,927,600.65 and 2,101,309.63 is: 2,899,310.52
Step by Step Solution
- Step 1: Write the proportion equation
3,571,336.92 : 4,927,600.65 = 2,101,309.63 : x - Step 2: Convert to fraction form
3,571,336.92/4,927,600.65 = 2,101,309.63/x - Step 3: Cross multiply
3,571,336.92x = 4,927,600.65 × 2,101,309.63 - Step 4: Simplify right side
3,571,336.92x = 10,354,414,698,639.26 - Step 5: Solve for x
x = 10,354,414,698,639.26/3,571,336.92 - Step 6: Final answer
x = 2,899,310.52
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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.