Finding the Fourth Proportional to 3,627,518.92, 5,440,162.58 and 1,198,235.76
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Solution
The fourth proportional to 3,627,518.92, 5,440,162.58 and 1,198,235.76 is: 1,796,985.07
Step by Step Solution
- Step 1: Write the proportion equation
3,627,518.92 : 5,440,162.58 = 1,198,235.76 : x - Step 2: Convert to fraction form
3,627,518.92/5,440,162.58 = 1,198,235.76/x - Step 3: Cross multiply
3,627,518.92x = 5,440,162.58 × 1,198,235.76 - Step 4: Simplify right side
3,627,518.92x = 6,518,597,343,569.86 - Step 5: Solve for x
x = 6,518,597,343,569.86/3,627,518.92 - Step 6: Final answer
x = 1,796,985.07
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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.