Finding the Fourth Proportional to 1,250,392.92, 1,725,544.07 and 677,433.12
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Solution
The fourth proportional to 1,250,392.92, 1,725,544.07 and 677,433.12 is: 934,858.70
Step by Step Solution
- Step 1: Write the proportion equation
1,250,392.92 : 1,725,544.07 = 677,433.12 : x - Step 2: Convert to fraction form
1,250,392.92/1,725,544.07 = 677,433.12/x - Step 3: Cross multiply
1,250,392.92x = 1,725,544.07 × 677,433.12 - Step 4: Simplify right side
1,250,392.92x = 1,168,940,703,037.60 - Step 5: Solve for x
x = 1,168,940,703,037.60/1,250,392.92 - Step 6: Final answer
x = 934,858.70
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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.