Finding the Fourth Proportional to 4,548,766.68, 6,274,666.62 and 2,939,134.68
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Solution
The fourth proportional to 4,548,766.68, 6,274,666.62 and 2,939,134.68 is: 4,054,305.61
Step by Step Solution
- Step 1: Write the proportion equation
4,548,766.68 : 6,274,666.62 = 2,939,134.68 : x - Step 2: Convert to fraction form
4,548,766.68/6,274,666.62 = 2,939,134.68/x - Step 3: Cross multiply
4,548,766.68x = 6,274,666.62 × 2,939,134.68 - Step 4: Simplify right side
4,548,766.68x = 18,442,090,268,280.38 - Step 5: Solve for x
x = 18,442,090,268,280.38/4,548,766.68 - Step 6: Final answer
x = 4,054,305.61
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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.