Finding the Fourth Proportional to 1,250,394.89, 1,725,546.66 and 677,435.08
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Solution
The fourth proportional to 1,250,394.89, 1,725,546.66 and 677,435.08 is: 934,861.33
Step by Step Solution
- Step 1: Write the proportion equation
1,250,394.89 : 1,725,546.66 = 677,435.08 : x - Step 2: Convert to fraction form
1,250,394.89/1,725,546.66 = 677,435.08/x - Step 3: Cross multiply
1,250,394.89x = 1,725,546.66 × 677,435.08 - Step 4: Simplify right side
1,250,394.89x = 1,168,945,831,033.10 - Step 5: Solve for x
x = 1,168,945,831,033.10/1,250,394.89 - Step 6: Final answer
x = 934,861.33
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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.