Finding the Fourth Proportional to 2,543,246.24, 3,509,676.92 and 1,397,323.76
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Solution
The fourth proportional to 2,543,246.24, 3,509,676.92 and 1,397,323.76 is: 1,928,305.20
Step by Step Solution
- Step 1: Write the proportion equation
2,543,246.24 : 3,509,676.92 = 1,397,323.76 : x - Step 2: Convert to fraction form
2,543,246.24/3,509,676.92 = 1,397,323.76/x - Step 3: Cross multiply
2,543,246.24x = 3,509,676.92 × 1,397,323.76 - Step 4: Simplify right side
2,543,246.24x = 4,904,154,950,239.62 - Step 5: Solve for x
x = 4,904,154,950,239.62/2,543,246.24 - Step 6: Final answer
x = 1,928,305.20
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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.