Finding the Fourth Proportional to 3,166,252.20, 4,749,013.80 and 922,390.20
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Solution
The fourth proportional to 3,166,252.20, 4,749,013.80 and 922,390.20 is: 1,383,479.11
Step by Step Solution
- Step 1: Write the proportion equation
3,166,252.20 : 4,749,013.80 = 922,390.20 : x - Step 2: Convert to fraction form
3,166,252.20/4,749,013.80 = 922,390.20/x - Step 3: Cross multiply
3,166,252.20x = 4,749,013.80 × 922,390.20 - Step 4: Simplify right side
3,166,252.20x = 4,380,443,788,784.76 - Step 5: Solve for x
x = 4,380,443,788,784.76/3,166,252.20 - Step 6: Final answer
x = 1,383,479.11
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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.