Finding the Fourth Proportional to 1,202,630.34, 1,659,630.26 and 658,785.71
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Solution
The fourth proportional to 1,202,630.34, 1,659,630.26 and 658,785.71 is: 909,124.49
Step by Step Solution
- Step 1: Write the proportion equation
1,202,630.34 : 1,659,630.26 = 658,785.71 : x - Step 2: Convert to fraction form
1,202,630.34/1,659,630.26 = 658,785.71/x - Step 3: Cross multiply
1,202,630.34x = 1,659,630.26 × 658,785.71 - Step 4: Simplify right side
1,202,630.34x = 1,093,340,695,632.20 - Step 5: Solve for x
x = 1,093,340,695,632.20/1,202,630.34 - Step 6: Final answer
x = 909,124.49
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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.