Finding the Fourth Proportional to 5,045,211.61, 6,962,618.40 and 2,840,832.48
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Solution
The fourth proportional to 5,045,211.61, 6,962,618.40 and 2,840,832.48 is: 3,920,476.28
Step by Step Solution
- Step 1: Write the proportion equation
5,045,211.61 : 6,962,618.40 = 2,840,832.48 : x - Step 2: Convert to fraction form
5,045,211.61/6,962,618.40 = 2,840,832.48/x - Step 3: Cross multiply
5,045,211.61x = 6,962,618.40 × 2,840,832.48 - Step 4: Simplify right side
5,045,211.61x = 19,779,632,447,548.38 - Step 5: Solve for x
x = 19,779,632,447,548.38/5,045,211.61 - Step 6: Final answer
x = 3,920,476.28
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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.