Finding the Fourth Proportional to 2,781,336.27, 4,166,394.75 and 2,330,792.40
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Solution
The fourth proportional to 2,781,336.27, 4,166,394.75 and 2,330,792.40 is: 3,491,487.64
Step by Step Solution
- Step 1: Write the proportion equation
2,781,336.27 : 4,166,394.75 = 2,330,792.40 : x - Step 2: Convert to fraction form
2,781,336.27/4,166,394.75 = 2,330,792.40/x - Step 3: Cross multiply
2,781,336.27x = 4,166,394.75 × 2,330,792.40 - Step 4: Simplify right side
2,781,336.27x = 9,711,001,218,699.90 - Step 5: Solve for x
x = 9,711,001,218,699.90/2,781,336.27 - Step 6: Final answer
x = 3,491,487.64
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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.