Finding the Fourth Proportional to 3,264,343.80, 4,890,610.80 and 2,791,951.80
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Solution
The fourth proportional to 3,264,343.80, 4,890,610.80 and 2,791,951.80 is: 4,182,877.31
Step by Step Solution
- Step 1: Write the proportion equation
3,264,343.80 : 4,890,610.80 = 2,791,951.80 : x - Step 2: Convert to fraction form
3,264,343.80/4,890,610.80 = 2,791,951.80/x - Step 3: Cross multiply
3,264,343.80x = 4,890,610.80 × 2,791,951.80 - Step 4: Simplify right side
3,264,343.80x = 13,654,349,626,159.44 - Step 5: Solve for x
x = 13,654,349,626,159.44/3,264,343.80 - Step 6: Final answer
x = 4,182,877.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.