Finding the Fourth Proportional to 4,286,644.98, 5,920,479.66 and 2,823,095.94
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Solution
The fourth proportional to 4,286,644.98, 5,920,479.66 and 2,823,095.94 is: 3,899,105.75
Step by Step Solution
- Step 1: Write the proportion equation
4,286,644.98 : 5,920,479.66 = 2,823,095.94 : x - Step 2: Convert to fraction form
4,286,644.98/5,920,479.66 = 2,823,095.94/x - Step 3: Cross multiply
4,286,644.98x = 5,920,479.66 × 2,823,095.94 - Step 4: Simplify right side
4,286,644.98x = 16,714,082,090,998.58 - Step 5: Solve for x
x = 16,714,082,090,998.58/4,286,644.98 - Step 6: Final answer
x = 3,899,105.75
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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.