Finding the Fourth Proportional to 5,739,700.66, 7,921,346.76 and 4,286,874.94
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Solution
The fourth proportional to 5,739,700.66, 7,921,346.76 and 4,286,874.94 is: 5,916,305.56
Step by Step Solution
- Step 1: Write the proportion equation
5,739,700.66 : 7,921,346.76 = 4,286,874.94 : x - Step 2: Convert to fraction form
5,739,700.66/7,921,346.76 = 4,286,874.94/x - Step 3: Cross multiply
5,739,700.66x = 7,921,346.76 × 4,286,874.94 - Step 4: Simplify right side
5,739,700.66x = 33,957,822,916,494.20 - Step 5: Solve for x
x = 33,957,822,916,494.20/5,739,700.66 - Step 6: Final answer
x = 5,916,305.56
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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.