Finding the Fourth Proportional to 4,090,213.23, 6,134,655.36 and 1,931,234.19
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Solution
The fourth proportional to 4,090,213.23, 6,134,655.36 and 1,931,234.19 is: 2,896,537.54
Step by Step Solution
- Step 1: Write the proportion equation
4,090,213.23 : 6,134,655.36 = 1,931,234.19 : x - Step 2: Convert to fraction form
4,090,213.23/6,134,655.36 = 1,931,234.19/x - Step 3: Cross multiply
4,090,213.23x = 6,134,655.36 × 1,931,234.19 - Step 4: Simplify right side
4,090,213.23x = 11,847,456,175,098.76 - Step 5: Solve for x
x = 11,847,456,175,098.76/4,090,213.23 - Step 6: Final answer
x = 2,896,537.54
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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.