Finding the Fourth Proportional to 3,081,351.84, 4,623,639.54 and 1,261,068
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Solution
The fourth proportional to 3,081,351.84, 4,623,639.54 and 1,261,068 is: 1,892,261.63
Step by Step Solution
- Step 1: Write the proportion equation
3,081,351.84 : 4,623,639.54 = 1,261,068 : x - Step 2: Convert to fraction form
3,081,351.84/4,623,639.54 = 1,261,068/x - Step 3: Cross multiply
3,081,351.84x = 4,623,639.54 × 1,261,068 - Step 4: Simplify right side
3,081,351.84x = 5,830,723,867,428.72 - Step 5: Solve for x
x = 5,830,723,867,428.72/3,081,351.84 - Step 6: Final answer
x = 1,892,261.63
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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.