Finding the Fourth Proportional to 4,154,934.60, 6,228,902.70 and 2,160,390.60
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Solution
The fourth proportional to 4,154,934.60, 6,228,902.70 and 2,160,390.60 is: 3,238,766.46
Step by Step Solution
- Step 1: Write the proportion equation
4,154,934.60 : 6,228,902.70 = 2,160,390.60 : x - Step 2: Convert to fraction form
4,154,934.60/6,228,902.70 = 2,160,390.60/x - Step 3: Cross multiply
4,154,934.60x = 6,228,902.70 × 2,160,390.60 - Step 4: Simplify right side
4,154,934.60x = 13,456,862,841,394.62 - Step 5: Solve for x
x = 13,456,862,841,394.62/4,154,934.60 - Step 6: Final answer
x = 3,238,766.46
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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.