Finding the Fourth Proportional to 1,343,394.76, 1,850,731.44 and 934,793.92
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Solution
The fourth proportional to 1,343,394.76, 1,850,731.44 and 934,793.92 is: 1,287,821.38
Step by Step Solution
- Step 1: Write the proportion equation
1,343,394.76 : 1,850,731.44 = 934,793.92 : x - Step 2: Convert to fraction form
1,343,394.76/1,850,731.44 = 934,793.92/x - Step 3: Cross multiply
1,343,394.76x = 1,850,731.44 × 934,793.92 - Step 4: Simplify right side
1,343,394.76x = 1,730,052,497,664.84 - Step 5: Solve for x
x = 1,730,052,497,664.84/1,343,394.76 - Step 6: Final answer
x = 1,287,821.38
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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.