Finding the Fourth Proportional to 1,310,843.23, 1,966,370.95 and 364,214.05
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Solution
The fourth proportional to 1,310,843.23, 1,966,370.95 and 364,214.05 is: 546,350.55
Step by Step Solution
- Step 1: Write the proportion equation
1,310,843.23 : 1,966,370.95 = 364,214.05 : x - Step 2: Convert to fraction form
1,310,843.23/1,966,370.95 = 364,214.05/x - Step 3: Cross multiply
1,310,843.23x = 1,966,370.95 × 364,214.05 - Step 4: Simplify right side
1,310,843.23x = 716,179,923,041.19 - Step 5: Solve for x
x = 716,179,923,041.19/1,310,843.23 - Step 6: Final answer
x = 546,350.55
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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.