Finding the Fourth Proportional to 4,083,948.96, 5,635,635.58 and 2,248,048.65
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Solution
The fourth proportional to 4,083,948.96, 5,635,635.58 and 2,248,048.65 is: 3,102,189.35
Step by Step Solution
- Step 1: Write the proportion equation
4,083,948.96 : 5,635,635.58 = 2,248,048.65 : x - Step 2: Convert to fraction form
4,083,948.96/5,635,635.58 = 2,248,048.65/x - Step 3: Cross multiply
4,083,948.96x = 5,635,635.58 × 2,248,048.65 - Step 4: Simplify right side
4,083,948.96x = 12,669,182,957,510.97 - Step 5: Solve for x
x = 12,669,182,957,510.97/4,083,948.96 - Step 6: Final answer
x = 3,102,189.35
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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.