Finding the Fourth Proportional to 1,353,112.26, 2,029,512.87 and 355,918.02
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Solution
The fourth proportional to 1,353,112.26, 2,029,512.87 and 355,918.02 is: 533,836.12
Step by Step Solution
- Step 1: Write the proportion equation
1,353,112.26 : 2,029,512.87 = 355,918.02 : x - Step 2: Convert to fraction form
1,353,112.26/2,029,512.87 = 355,918.02/x - Step 3: Cross multiply
1,353,112.26x = 2,029,512.87 × 355,918.02 - Step 4: Simplify right side
1,353,112.26x = 722,340,202,254.92 - Step 5: Solve for x
x = 722,340,202,254.92/1,353,112.26 - Step 6: Final answer
x = 533,836.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.